Abstract: A cylindrical cooker is provided. The cooker includes: a cooking pan; a housing; one or more supports; and a cooking pan cover. The cooking pan includes a protrusion part extended upwardly from the bottom surface at the center, forming cooking space between the inner wall of the cooking pan and the protrusion part. The protrusion part includes a force transfer unit. The housing is shaped to be open at the top. The housing includes: a rotation shaft for transmitting rotational force from a motor to the force transfer unit; a heater for heating the inside surface of the protrusion part or the outer sidewall of the cooking pan and a cooking pan receiving part for receiving the cooking pan. The supports support the cooker from the floor at an angle between the floor and the cooker when it is laid down. The cooking pan cover includes a locking unit.