Disclosed herein is a cooking system for cooking food, the cooking system being functional in a plurality of cooking modes. The cooking system including a housing defining a hollow chamber and including an upper portion defining an opening to the hollow chamber. A lid is positionable relative to the housing to cover the opening to the hollow chamber. At least one heating element is associated with one of the housing and said lid. An air movement device is located in at least one of the housing and the lid to circulate air through the hollow chamber. An air diffuser positionable in the hollow chamber and is configured to impart rotation to air circulating through the hollow chamber when the air diffuser is positioned in the hollow chamber during at least one of the plurality of cooking modes.