Ohio Stoneware Family owned pottery manufacturers in Zanesville Ohio since 2005, carries a vast line of American-made preserving, fermentation, utility crocks, kitchenware, bakeware and pet feeders. Ohio Stoneware is lead-free so you can store and preserve food safely, they will not retain the food’s flavours. They are dishwasher, oven and microwave safe. Add a beautiful piece of Ohio Stoneware to your collection today!