US Patent 11937728 High temperature cooking accessory for an oven appliance

A cooking accessory receivable within a cooking chamber of an oven appliance includes a base plate to receive a food item thereon, an enclosing lid disposed over the base plate, the enclosing lid defining a main inlet and an access opening, the main inlet being defined along the vertical direction and the access opening being defined along the transverse direction, and a guide plate attached to an interior surface of the enclosing lid above the base plate, wherein the base plate and the enclosing lid form a high temperature chamber for the food item, the high temperature chamber being in fluid communication with the cooking chamber.