This stainless steel insert transforms your charcoal grill into a grill top pizza oven. It sits on the grill grate and is designed to maintain and circulate heat (from a combination of charcoal and hardwood) to cook a crispy pizza in about five minutes. Diy Pizza Oven, Pizza Oven Outdoor, Outdoor Cooking, Outdoor Kitchens, Small Pizza, Backyard Cookout, Smoke Grill, Weber Grill, Grill Grates