Diffuser (heat)

A heat diffuser is a

cooking utensil A kitchen utensil is a small hand held tool used for food preparation. Common kitchen tasks include cutting food items to size, heating food on an open fire or on a stove, baking, grinding, mixing, blending, and measuring; different utensils a ...

that is placed on top of a ring on a

cooktop A cooktop (American English), stovetop (American English) or hob (British English), is a device commonly used for cooking that is commonly found in kitchens and used to apply heat to the base of pans or pots. Cooktops are often found integrated ...

in order to separate the pan/pot from the direct source of heat. {{tool-stub Food preparation utensils