Bon Chef inductiton bottom Cucina Oval Au Gratin. Each cooking vessel interweaves 5 layers of highly conductive aluminum and stainless steel for optimal even heat distribution. Induction-ready cookware works with your induction stove, electric stove or gas stove for fast, even heating and your oven. Use for cooking and bringing right to your table for a beautiful presentation of your food. Handling instructions: Safe temperatures: -20 degrees F to a maximum temperature of 650 degrees F. Use only metal safe detergents and sanitizers. For heavily soiled conditions, presoak in soapy hot water.