An apparatus for cooking food (10) includes a casing (14), a lid (20) and at least a support unit (11). The casing (14) has a compartment in which to insert a container (12) which may be temporally associated with the support unit (11), and the support unit (11) may be configured to temporally support the container (12) with respect to a support plane. The apparatus for cooking food (10) also includes a first heating unit (16a), a second heating unit (16b), a third heating unit (16c) and a weighing unit (18) associated with a control unit (36).