Cast iron casserole are made of cast iron, which is used for making casseroles, and it was very like roaster and dutch ovens, Cast iron can provides even heating ,and it also can withstand very high temperatures, making cast iron cookware ideal for searing. our cast iron cookware have been seasoned with vegetable oil, porcelain enamel, and other material to protect rust-developing, and can make it non-stick, so our cookware are very credibility when use for delicious food, if you use our cookware, you will find our life more beautiful.