The present invention relates to a cooking device (1 ) comprising a body (2), an oven cavity (3) disposed in the body (2), wherein the items to be cooked are placed, a door (4) providing access into the oven cavity (3), fastened to the side wall of the body (2) from one side, an inner panel (5) forming the surface of the door (4) contacting the oven cavity (3), an outer panel (6) disposed on the door (4), forming the surface of the door (4) in contact with the outside environment, having a skirt (7) that projects outwards from the inner panel (5) when the outer panel (6) is aligned with the inner panel (5) so as to be almost concentric with the inner panel (5), a frame (8) disposed between the inner panel (5) and the outer panel (6), with the inner panel (5) fixed on one side and the outer panel (6) on the other side, being parallel to one another, such that the skirt (7) projects outwards, a lock (9) mounted on the door (4), providing the door (4) to remain closed during cooking and a housing (10) wherein the lock (9) is placed.