To provide a cleanly usable motor-driven cooker, capable of maintaining the safe release of the air from a vessel at cutting and agitating processes for cooking ingredients contained therein, and preventing the cooking ingredients from jumping out from an air releasing hole.

A boss 33a is provided on the upper surface 32a of a cover 30a to conceal the opening of a vessel 28, and a hole 34a for releasing air is provided on the boss 33a in such a state as penetrating the cover 30a. Thus, a safe and clean motor-driven cooker is provided in such a state as capable of safely releasing fluctuating air pressure in the vessel 28 and preventing cooking ingredients from jumping out from the hole 34a.