The extra-thick aluminum construction on these Lincoln Centurion Braziers/Casseroles provide even heating. Browned meat or vegetables in a small amount of fat are covered and cooked slowly in a small quantity of liquid. The liquid may be juices from beef or chicken, water, milk, cream, stock or tomato juice. Designed to cook foods in liquids: soup, vegetables, and sauces. Model #3320 is suitable for gas, electric, ceramic, or induction cooking.