A cooking apparatus (10; 100; 200) comprising: a plurality of walls defining a cooking chamber (14; 114; 214); heating means for heating ingredients contained within the cooking chamber; and a plurality of ingredient storage containers (32; 132; 232; 532; 546; 562; 591-5) connected to the cooking chamber and arranged in use selectively to dispense ingredients held therein into the cooking chamber, wherein each ingredient storage container comprise a separate corresponding closure member (34; 134; 144; 520; 532; 551; 558; 591a-596a) selectively movable between an open position in which the ingredient storage container is open to the cooking chamber and a closed position in which the ingredient storage container is sealed from the cooking chamber; wherein the cooking chamber is a sealed chamber in sealed connection with the ingredient storage containers such that the cooking chamber and the storage containers define a pressure vessel; the apparatus further comprising an actuator for moving the plurality of closure members between the open and closed positions; wherein the actuator comprises a plurality of push rods each connected to a corresponding one of the plurality of closure members, the push rods being movable between a retracted position in which the corresponding closure member is held in the closed position and an extended position in which the corresponding closure member is caused to move to the open position; wherein each closure member includes a valve (162; 572,581), and wherein movement of the corresponding push rod to the extended position causes the valve to open creating a fluid pathway between the cooking chamber and the storage container for the ingress of gas into the storage chamber. a plurality of walls defining a cooking chamber (14; 114; 214); heating means for heating ingredients contained within the cooking chamber; and a plurality of ingredient storage containers (32; 132; 232; 532; 546; 562; 591-5) connected to the cooking chamber and arranged in use selectively to dispense ingredients held therein into the cooking chamber, wherein each ingredient storage container comprise a separate corresponding closure member (34; 134; 144; 520; 532; 551; 558; 591a-596a) selectively movable between an open position in which the ingredient storage container is open to the cooking chamber and a closed position in which the ingredient storage container is sealed from the cooking chamber; wherein the cooking chamber is a sealed chamber in sealed connection with the ingredient storage containers such that the cooking chamber and the storage containers define a pressure vessel; the apparatus further comprising an actuator for moving the plurality of closure members between the open and closed positions; wherein the actuator comprises a plurality of push rods each connected to a corresponding one of the plurality of closure members, the push rods being movable between a retracted position in which the corresponding closure member is held in the closed position and an extended position in which the corresponding closure member is caused to move to the open position; wherein each closure member includes a valve (162; 572,581), and wherein movement of the corresponding push rod to the extended position causes the valve to open creating a fluid pathway between the cooking chamber and the storage container for the ingress of gas into the storage chamber.