Heating apparatus and method for cooking

A heating apparatus for cooking comprising:

• a main body comprising a cooking chamber;
• a heater for heating an inside of the cooking chamber;
• a ventilating device for ventilating the cooking chamber;
• and
• a control unit for controlling the ventilating device so that the ventilating device is operated when cooking of food is completed.

A heating apparatus for cooking comprising:

• a main body comprising a plurality of cooking chambers which are separable from each other;
• a plurality of heaters for respectively heating the plurality of cooking chambers;
• and
• a ventilating device for ventilating at least one of the plurality of cooking chambers by introducing external air,
• wherein the ventilating device comprises an air blowing unit for blowing the external air to insides of the at least one of the plurality of cooking chambers, and a flow change unit formed integrally with the air blowing unit for selectively supplying air blown by the air blowing unit to the at least one of the plurality of cooking chambers.

A method for cooking comprising:

• receiving external air;
• selectively supplying the external air to one of a plurality of air supply guides to generate guided air;
• introducing the guided air into one of a plurality of cooking chambers, the one of the plurality of cooking chamber having heated air;
• and
• cooling the heated air in the one of the plurality of cooking chambers.