Heating cooker

The invention provides a heating cooker which can avoid close contact between a cover and an inner pot when the cover is opened after heating cooking is finished. A heating cooker for heating and cooking a food material in an inner pot, the heating cooker comprising: a main body part for accommodating the inner pot; the cover part is mounted on the main body part and covers the inner pot; a valve member that opens and closes a communication path that communicates the inside and the outside of the inner pot; and a valve opening mechanism for driving the valve member according to a predetermined operation to open the communication path, the main body portion having a placement surface on which the cover portion is placed, the cover portion rotating with respect to the main body portion in a rotation direction parallel to the placement surface from a first state in which the cover portion is attached to the main body portion and engaged with the main body portion, and the valve opening mechanism being configured