HEATING COOKER

PROBLEM TO BE SOLVED: To easily detachably mount a door (3) to a stove body, the door capable of closing the open end of a heating chamber into a sealed state.SOLUTION: A door (3) includes an insertion groove (36) that opens downward and is formed on the lower face of the door in a longitudinal direction, and the door is turnably attached close to the open end of a heating chamber (20) with a turning means (a supporting piece (34) and a hinge part (30)). An urging means (a coil spring (33)) is disposed, which urges the door (3) in a direction to be in close contact with a frame part (23) around the open end of the heating chamber (an oven chamber (20)). The heating chamber and the door (3) are connected by a coupling means having an insertion plate (1) to be inserted into the insertion groove (36). The insertion plate (1) includes a pair of protruding pieces (11) located at both sides of the heating chamber, and a connecting piece (10) connecting the protruding pieces to each other. The connecting piece (10) includes a locking means (a leaf spring (13)) for detachably inserting the insertion plate (1) into the insertion groove (36).