Enamel Dishes

18 Pieces Porcelain Dinnerware Set is microwave safe, oven safe and dishwasher safe, including 6 dinner plates, 6 soup plates and 6 bowls. This dinnerware set is designed with ceramic stampinf in bohemian style, which could service for 6 person. The multicolour of this set brighten your kitchen, your house and even your mood. Dinner plate: 27.2cm*2.3cm-- 0.9in Soup plate: 21.8 cm*2.2cm-- 0.8in Bowl: 16cm*7cm_780ml

Love this set. The quality is excellent, and colours are lovely. It looks very modern, and looks far more expensive than it was.. Valerie. Airdrie, GB. Sun Aug 23 2026

White Orchid

12 Pieces Porcelain Dinnerware, Round Plate, Dinner Plate, Dessert Plate And Bowl, Serve For 4 Person, Blue And White Porcelain, Ceramic Decal, Four Different Paintings

We are just so so pleased with this set. The dinner plates are exactly what I wanted, a gentle sloping edge that doesnt allow the food to fall off the edge. The bowls are perfect for breakfast, deserts and salads too. The quality of the china is excellent and the suppliers customer service is is first class. Wayfair has been amazing too and helped us through a slight problem we had which has now been fully rectified. I would most definitely recommend this product.. Mrs. Egham, GB. Wed Jul 01 2026

Cappuccino White

Elevate your dining experience with this vibrant 12-piece dish set, designed to serve four with flair! Crafted from lead-free stoneware, each piece features a colorful rim with raised vertical stripes that add a dash of brilliance to your table. This set includes dinner plates, salad plates, and cereal bowls, all boasting a glossy finish that’s both dishwasher and microwave safe. The semi-handmade design offers a trendy twist, while the scratch-resistant features ensure they stand up to everyday use. Stackable and BPA-free, these dishes are as functional as they are fashionable. Ready to make your meals memorable?

Such nice Quality, Love the design as well gives such a nice modern look. Anonymous. Fri Jul 31 2026

Blue

This plates and bowls set is the ultimate combination of style, functionality, and versatility. This dinner set is made of 100% lead-free glaze and no need to worry about harmful substances leaching into your food. Bright and dreamy colors enhance the luxury of this sturdy stoneware tableware to feast your guests' eyes and set the tone for a pleasant meal. Each dish set is made of high-quality stoneware that is dishwasher and microwave-safe. The plate set is easy to clean and easy to care for. The dishes are served for four people, including dinner plates, salad plates, and cereal bowls.

Amazing taste and perfect freshness, making it a great choice for any moment you want to enjoy something refreshing and satisfying!. Anonymous. Tue Mar 17 2026

Grey

The 12-piece stoneware dinner service 4 people including 4 dinner plates, 4 salad plates and 4 bowls offers full flexibility

Lovely dinner set, very happy with my purchase. Anonymous. Sat May 23 2026

The 12-piece stoneware dinner service 4 people including 4 dinner plates, 4 salad plates and 4 bowls offers full flexibility

Absolutely beautiful set. I went on to order extra.. Emma. Glazebrook Warrington, GB. Sun Apr 26 2026

White/Black

12 Pieces Dinnerware, Round Plate, Dinner Plate, Dessert Plate And Bowl, Serve For 4 Person, White Porcelain, Ceramic Dinnerware

Lovely dinner set looks a lot more expensive. Karen. Glasgow, GB. Wed Mar 11 2026

Blue

Includes 4 piece dinner plates+4 piece dessert platse+4 piece bowls

Bowl came broken, its unpack late thats why it took time to send message.. Anonymous. Nottingham, GB. Sat May 02 2026

Gray

The 12-piece stoneware dinner service 4 people including 4 dinner plates, 4 salad plates and 4 bowls offers full flexibility

Lovely set matching the one I have already.. Corinn. Welshpool, GB. Fri Aug 14 2026

Grey

4 dinner plates, 4 dessert plates, 4 soup bowls aand 4 bowls for 4 person.

Beautiful dinner set. All the perfect size and absolutely love the colour ! I got the brown colour and it matches my kitchen aesthetic perfectly. Anonymous. Sat Jul 11 2026

Bring colour to your table with this 16-piece Bumble Bee set from Portmeirion Home. Each porcelain piece is adorned with a beautiful bumble bee and wildflower design to bring the outside in all year round. Dishwasher and microwave safe.

Lovely set. Arrived promptly. Beautifully packages. Couldn’t ask for more. It’s five stars from me.. Margaret. London, GB. Tue Jul 14 2026

Red

12 pieces dinnerware set includes 4 dinner plates, 4 dessert plates and 4 bowls of blue for 4 person. This set is suitable for family gatherings and formal banquets. 4pcs 10.5*1.1in dinner plates 4pcs 8.5*0.9in dessert plates 4pcs 2.7*5.8in bowls

Exactly like the picture and not easily broken. Anonymous. Tue Jun 30 2026

Add some traditional rustic tone and texture to your table service with this 12 piece set of White & Blue Enamel Deep Bowls from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these bowls by hand to best preserve the enamel coating.

Teal

Add some traditional rustic tone and texture to your table service with this set of Enamel Bowls from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degradation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these bowls by hand to best preserve the enamel coating.

Quality bowls. Veronica. Ox127hb. Tue Apr 11 2023

The 16-piece stoneware dinner service 4 people including 4 dinner plates, 4 soup plates, 4 salad plates and 4 bowls offers full flexibility

Great quality and really beautiful, well pachaged and arrived quickly as expected. Will buy same brand again. Piet. GB. Mon May 25 2026

Add some traditional rustic tone and texture to your table service with this set of Enamel Bowls from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these bowls by hand to best preserve the enamel coating.

Smaller than I thought but its okay.. Olubunmi. Sun Jun 07 2026

Add some traditional rustic tone and texture to your table service with this 6 piece set of White & Blue Enamel Deep Bowls from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these bowls by hand to best preserve the enamel coating.

Fab and cleans so easily. Anonymous. Fri Feb 06 2026

Add some traditional rustic tone and texture to your table service with this 4 piece set of Enamel Bowls from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these bowls by hand to best preserve the enamel coating.

Great gift. Anonymous. Tue Dec 24 2024

Black

Handcrafted in Turkey, these enamel rectangular platters are made by fusing glass onto heavy-gauge steel for an incredibly durable design that is suited to everyday life in the kitchen.

This Botanic Garden 1.7L Ceramic Round Casserole is available in the pretty treasure flower and sweet pea motifs. Made from strong porcelain it can go from freezer to oven and, because of its inherent beauty, it can then go straight to the table - perfect to cook and serve. Built for modern day living, this cookware is also dishwasher and microwave safe. Creating a stunning mix and match collection for the table and home, it is built for modern day living – its pretty botanical illustrations belie its strength and durability and its chip resistant glaze makes it the perfect collection for busy family homes. From tableware and cookware to vases and gifts, it brings a little touch of magic to everyday occasions – like a special Sunday breakfast with the family or an afternoon tea with friends.

Love it it’s so beautiful on my table. Carmel. London, GB. Wed Apr 06 2022

4 dinner plates, 4 dessert plates 4 soup plates and 4 bowls. This dinnerware set is designed with ceramic stampinf in bohemian style, which could service for 6 person. The multicolour of this set brighten your kitchen, your house and even your mood.

Excellent received our yesterday lovely definitely worth the money makes us feel as if we are in Spain. Anonymous. Fri Jul 31 2026

Add some traditional rustic tone and texture to your table service with this 6 piece set of White & Blue Enamel Deep Bowls from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these bowls by hand to best preserve the enamel coating.

Teal

Add some traditional rustic tone and texture to your table service with this 12-piece set of Enamel Bowls from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degradation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these bowls by hand to best preserve the enamel coating.

Blue

Handcrafted in Turkey, these enamel rectangular platters are made by fusing glass onto heavy-gauge steel for an incredibly durable design that is suited to everyday life in the kitchen.

White/Black

Add some traditional rustic tone and texture to your table service with this 6-piece set of Enamel Pie Dishes from Argon Tableware. Perfect for baking and browning, these classic dishes will provide an al fresco edge to pastries, potpies, pasta bakes, and more. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degradation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these pieces by hand to best preserve the enamel coating.

Still my go to for easy cleaning Enamel is an all rounder for me. Jean. Peterlee, GB. Thu Dec 14 2023

Add some traditional rustic tone and texture to your tea and coffee service with this 4 piece set of Enamel Belly Mugs from Argon Tableware. Perfectly sculpted for cradling your caffeine-kick concoction of choice while conversing with close friends and family around a campfire in the countryside, the sultry silhouette of our belly mugs provides an on-trend twist to classic engineering, offering a little more room for your favourite fresh hot tea, coffee, chocolate or can of beans. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these mugs by hand to best preserve the enamel coating.

Sending back not what i thought. Anonymous. Sat Nov 05 2022

Blue

Add some traditional rustic tone and texture to your table service with these White Enamel Serving Platters from Argon Tableware._x000D__x000D_Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day._x000D__x000D_The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degradation in the face of the elements._x000D__x000D_As with the rest of our Enamel collection, we recommend washing by hand to best preserve the enamel coating.

Add some traditional rustic tone and texture to your table service with this twin set of Enamel Deep Bowls from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these bowls by hand to best preserve the enamel coating.

Lovely items. Good quality and prompt delivery. Thank you.. Claudia. Harrow, GB. Thu Jul 03 2025

Add some traditional rustic tone and texture to your tea and coffee service with this 6 piece set of Enamel Belly Mugs from Argon Tableware. Perfectly sculpted for cradling your caffeine-kick concoction of choice while conversing with close friends and family around a campfire in the countryside, the sultry silhouette of our belly mugs provides an on-trend twist to classic engineering, offering a little more room for your favourite fresh hot tea, coffee, chocolate or can of beans. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these mugs by hand to best preserve the enamel coating.

The best mugs i have ever bought, my friends love them. Nana. London. Sun May 15 2022

6 dinner plates, 6 dessert plates, 6 bowls and 6 soup plates. This dinnerware set could service for 6 person. The multicolour of this set brighten your kitchen, your house and even your mood. Dinner plate: 26.1cm*3.2cm Dessert plate: 20.9cm*2.8cm Mug: 11.5*8.3*10.8 cm Bowl: 15cm*7.5cm

Very colourful set, and feel really good too, I wanted to buy these before, but opted for another plain set from another retailer, but I wasn’t happy with them, they just were not what I wanted, so I ordered this set after all, and very happy I did.. Susan. Devon. Tue Jul 14 2026

Master the art of the perfect Sunday roast with this 30cm White Round Enamel Roaster, a heritage-inspired centerpiece that brings effortless rustic style to your kitchen and beyond._x000D__x000D_Crafted from high-quality pressed steel, this roaster offers the ultimate "pound-for-pound" durability, ensuring professional-grade heat distribution without the cumbersome weight of traditional cast iron. It is tough enough to handle high-heat searing and slow-roasting alike, making it a reliable workhorse for your oven at home or a portable essential for a sophisticated campfire feast._x000D__x000D_The iconic white enamel finish, detailed with a hand-painted rim, delivers a timeless aesthetic that transitions seamlessly from the oven to the centre of your dining table. Beyond its charm, this classic coating provides a naturally stick-resistant surface for a stress-free clean-up, while its rust-resistant properties ensure it remains a staple of your cookware collection through every indoor dinner party and outdoor adventure._x000D__x000D_The innovative self-basting lid is designed with small internal spikes that continuously collect and redistribute moisture back onto your food as it cooks. This clever feature eliminates the need for constant manual basting, locking in juices to ensure your chicken, joints of meat, or vegetable stews remain tender and perfectly even throughout.

Excellent quality, really good size, very useful for large family meals.. Joy. Wiggenhall St. Germans King's Lynn, GB. Thu Jul 23 2026

Green

Add some traditional rustic tone and texture to your table service with these White Enamel Serving Platters from Argon Tableware._x000D__x000D_Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day._x000D__x000D_The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degradation in the face of the elements._x000D__x000D_As with the rest of our Enamel collection, we recommend washing by hand to best preserve the enamel coating.

Green

The stoneware dinnerware set of 12 pieces includes 4 dinner plates, 4 dessert plates and 4 bowls, which services for 4 person. 4pcs 10.25*1.1in dinner plates 4pcs 8.25*0.8in dessert plates 4pcs 5.8*2.4in bowls with vertical edge

Looks so strong and durable, thank you I’ll use it next week when my family comes around thank you again. Anonymous. Sat Aug 15 2026

This Botanic Garden Rectangular Lasagne Dish is available in the pretty sweet pea motif. Made from strong porcelain it can go from freezer to oven and because of its inherent beauty, it can then go straight to the table - perfect to cook and serve. Built for modern day living, this cookware is also dishwasher and microwave safe. Creating a stunning mix and match collection for the table and home, this product is built for modern day living – its pretty botanical illustrations belie its strength and durability and its chip resistant glaze makes it the perfect collection for busy family homes.

Beautiful lasagna dish in prestige condition when arrived ⭐ ⭐️⭐️⭐️⭐️. Zuzi. Kent. Thu Jun 26 2025

White/Grey

Add some traditional rustic tone and texture to your table service with this 6-piece set of Enamel Pie Dishes from Argon Tableware. Perfect for baking and browning, these classic dishes will provide an al fresco edge to pastries, potpies, pasta bakes, and more. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degradation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these pieces by hand to best preserve the enamel coating.

I love these dishes perfect for any kitchen perfect for a dinner for one or two .. Anonymous. Tue Dec 19 2023

Black/White, 12

Add some traditional rustic tone and texture to your tea and coffee service with this set of Enamel Belly Mugs from Argon Tableware. Perfectly sculpted for cradling your caffeine-kick concoction of choice while conversing with close friends and family around a campfire in the countryside, the sultry silhouette of our belly mugs provides an on-trend twist to classic engineering, offering a little more room for your favourite fresh hot tea, coffee, chocolate or can of beans. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these mugs by hand to best preserve the enamel coating.

Blue

This Enamel Butter Dish from Argon Tableware lets you keep your spreadables of choice at its optimum temperature without compromising on cleanliness or hygeine. A pressed steel shell provides exceptional pound-for-pound strength and durability, making our Enamel Collection perfectly-suited to both home and professional kitchens alike. The white enamel coating, meanwhile, helps make post-service cleaning easier by reducing sticking, while the coloured rim provides a chic retro-inspired finish. Perfect for most standard-size butter blocks, this dish comes with a matching lid that helps to preserve freshness, whether kept in the kitchen or as part of your dining table service.

Navy

This Enamel Mixing Bowl Set from Argon Tableware provides the perfect first step in any cook or baker's culinary arsenal. A pressed steel shell provides exceptional pound-for-pound strength and durability, making our Enamel Collection perfectly-suited to both home and professional kitchens alike. The white enamel coating, meanwhile, helps make post-service cleaning easier by reducing sticking, while the coloured rim provides a chic retro-inspired finish. This set features two sizes of bowl - perfect for beating, mixing, folding or combining a variety of wet and dry foods and ingredients.

Add some traditional rustic tone and texture to your table service with this 12 piece set of White & Blue Enamel Deep Bowls from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these bowls by hand to best preserve the enamel coating.

I love these bowls. We had a dinner party last weekend and my husband and I served this meal as the main course in our enamel plates. Sarah Doherty . Newtownabbey, GB. Tue Apr 12 2022

Green

The stoneware dinnerware set of 12 pieces includes 4 dinner plates, 4 dessert plates and 4 bowls, which services for 4 person. 4pcs 10.25*0.8in dinner plates 4pcs 8.25*0.8in dessert plates 4pcs 5.8*2.2in bowls with straight edge

This is set is a nice addition to my kitchen. Makes me enjoy my food.. Adaeze. Harrow, GB. Fri Mar 27 2026

Crafted in porcelain, this set is sophisticatedly crafted bursting an exquisite boho-chic vibe with four mixing place settings. The set includes full-sized dinner plates, side plates for dessert and salad, dining bowls, and mugs. This set is gorgeous and stunning enough to complement all décor of the surroundings. That each place setting contradicting one another brings an extraordinary aesthetic beauty to your kitchen and at the table.

Beautiful dinner set. The colours are brighter on some items than others. Overall beautiful.. Sadiyah. London, GB. Mon Aug 10 2026

Basil , 28cm

The round, multifunctional braiser with a special Chistera Drop Structure on the underside of the lid keeps food moist during cooking. Condensation is evenly drizzled over the cooking food to keep meat tender and vegetables moist with no additional liquids being required. The multifunctional braiser from Staub is made from a substantial cast-iron construction providing for robust cooking. Practical handles make it easy to use on hobs or in ovens and are made from cast iron, it is ideal for induction hobs. The braiser also makes the perfect serving utensil. You can use this multifunction pot for the slow cooking of a multitude of delicious recipes. Meat dishes, vegetarian ratatouilles, and casseroles with seasonal vegetables are all ideal to prepare using this braiser. Use the new multifunctional braiser from Staub's Braiser series to create delicious recipes to spoil your family and friends.

From the minute I learned my casserole dish had been delivered - far quicker than I thought it would arrive, I was/am delighted with my purchase. A beautiful addition to my cookware. I have already used it, and the food cooked slowly and evenly. It was easy to clean. I highly recommend Staub products to anyone wanting to upgrade their cooking experience.. Barbara. London, GB. Thu Dec 04 2025

Yellow

Add some traditional rustic tone and texture to your table service with this 16 piece Enamel Dinnerware Set from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these plates by hand to best preserve the enamel coating. Set includes: 4 Dinner Plates, 4 Side Plates, 4 Bowls, 4 Mugs.

Aye lovely. Isobel. Tue May 05 2026

Blue

Add some traditional rustic tone and texture to your table service with this White Enamel Serving Platter from Argon Tableware._x000D__x000D_Perfectly crafted for performance both at home and out on the trail, these dishes provide the ideal serving platform for culinary campfire creations at any time of day._x000D__x000D_The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degradation in the face of the elements._x000D__x000D_As with the rest of our Enamel collection, we recommend washing by hand to best preserve the enamel coating.

Red

This souffle dish is made of healthy and durable china porcelain, harmless to body health, the use of safety.

Beautiful pieces. Really easy to clean. A bit shallow for my liking but wonderful other than that. Emma. Stourport-on-severn, GB. Tue May 26 2026

4.5 L, Green

The Cast Iron Casserole collection from Argon Tableware provides you with the ultimate kitchen companions, allowing you to cook, roast, braise and bake an almost limitless variety of dishes in truly timeless style. Since the early 18th Century, cast iron has been the material of choice for cookware connoisseurs across the globe, thanks to its exceptional heat conduction properties. We've paired our Argon Tableware models with a sleek enamel coating that helps prevent food from sticking. thereby making both cooking and cleaning an easier and more enjoyable experience. This 2 piece set contains one shallow and one large casserole dish, allowing you to cater for all kinds of dishes and cooking disciplines; from stove-top sauteing and slow cooking to in-oven braising, baking and beyond. A series of small self-basting bumps across the inside of the lid collect moisture during cooking and direct it back down onto the food, ensuring perfect, succulent results every time. Once the cooking is done, cleaning your casserole dish is as simple as scrubbing with warm water and a sponge, then leaving on the hob on a low heat until dry. Available in a variety of colours, the Cast Iron Casserole collection from Argon Tableware is the perfect way to bring function and flair to any kitchen!

Good investment...Heavy sturdy & well coated duo. Makes cooking time easier & so much faster.. Honestly Speaking . London. Thu Jul 31 2025

Red

4 dinner plates, 4 dessert plates, 4 soup bowls aand 4 bowls for 4 person.

The larger bowls appear to have a completely different pattern then the other smaller bowls and plates. They are also more tan in color. I did have one plate and one bowl that was chipped upon delivery but Wayfair was great at sending me out replacements!. Anonymous. Sun Mar 29 2026

Yellow, 6

Add some traditional rustic tone and texture to your tea and coffee service with this set of Enamel Mugs from Argon Tableware. Perfectly crafted for performance both at home and out on the trail, our mugs make the perfect serving vessel for all manner of fresh hot teas, coffees, chocolates or canned goods. The pressed steel shell provides exceptional pound-for-pound strength and durability, while the non-stick enamel coating helps protect against rust and degredation in the face of the elements. As with the rest of our Enamel collection, we recommend washing these mugs by hand to best preserve the enamel coating.