Cooking apparatus

A cooking apparatus comprising a pizza oven and first and second burner units each configured to receive combustible fuel, the oven comprising a fuel hatch and a fuel hatch lid, a cooking chamber, and at least one vent, the first burner unit being mountable to the oven through an external wall of said oven, and the second burner unit being mountable within the cooking chamber,

• wherein the cooking chamber comprises a cooking chamber interior, and the cooking chamber interior is bounded at least in part by two or more opposing interior lateral walls, a rear interior wall, a food receiving opening, a floor on which food may be positioned during cooking, and a ceiling vertically above the floor,
• wherein the cooking chamber floor comprises a cooking surface, the cooking surface comprising stone,
• wherein the rear interior wall faces the food receiving opening, and the two or more opposing interior lateral walls extend between the rear interior wall and the food receiving opening, and the cooking chamber interior has a length and breadth greater than a vertical height of the cooking chamber,
• wherein the first burner unit is not mounted or mountable to the oven when the second burner unit is mounted within the cooking chamber, and wherein the second burner unit is not mounted or mountable within the cooking chamber when the first burner unit is mounted to the oven through the external wall,
• wherein the first burner unit is mountable through the rear interior wall,
• wherein the first burner unit comprises an internal portion and an external portion,
• wherein the external portion of the first burner unit extends externally away from the external wall of the oven when the first burner unit is mounted within the cooking chamber, and the internal portion of the first burner unit extends through the external wall of the oven into the cooking chamber interior,
• wherein the first burner unit is configured to burn gas, and the second burner unit is a burner tray configured to receive and burn one or more of the following combustible fuels:
• wood chips, wood pellets, coal, split wood, twigs;
• and
• wherein the fuel hatch and the fuel hatch lid are formed in an upper wall of the pizza oven, such that the burner tray may be accessed directly by removing the fuel hatch lid,
• wherein the second burner unit comprises a combustion chamber and an adjustable fuel inlet, wherein the combustion chamber is configured to receive combustible fuel through the adjustable fuel inlet,
• wherein the adjustable fuel inlet is adjustable to control the rate of flow of combustible fuel into the combustion chamber, and
• wherein the adjustable fuel inlet comprises a fuel flow controller comprising at least one movable portion, the at least one movable portion being movable to adjust, in use, the rate of flow of combustible fuel through the fuel inlet.