Dutch Oven

A Dutch oven, Dutch pot, or casserole dish (international) is a thick-walled cooking pot with a tight-fitting lid. Dutch ovens are usually made of seasoned cast iron; however, some Dutch ovens are instead made of cast aluminium, or ceramic. Some metal varieties are enameled rather than being seasoned, and these are sometimes called French ovens. The international name casserole dish is from the Fr... (Wikipedia)