An apparatus for cooking comprising a cooking cavity for receiving a food item and a burner positioned within a bottom portion of the cooking cavity for delivering a combustion gas in the cooking cavity which will flow upwardly to heat the vertically-extending interior surface of the cooking cavity. The upward flow of combustion gas within the heating cavity is operable for heating the vertically extending interior surface in a manner such that the food item positioned in the cooking cavity will be cooked at least predominantly by infrared radiation.