Heating cooker

The invention provides a heating cooker capable of achieving both firm fixation of a cover part relative to a main body part and easy opening and closing of the cover part. The heating cooker for heating and controlling an inner pot is provided with: a main body part which has an accommodating part capable of accommodating the inner pot and is used for heating and controlling the inner pot accommodated in the accommodating part; and a cover part that can be attached to the main body part, the cover part having: an inner cover; the fixing mechanism is used for fixing the inner cover to the containing part, and the fixing mechanism is provided with an operation part capable of moving between a first operation position and a second operation position through operation of a user; and a first fitting member and a second fitting member which are configured so as to be capable of fitting with an overlapping portion between the housing portion and the inner cover, move in a direction approaching the housing portion a