A cooking device including a main body forming a cooking chamber and including a front plate having at least one first hole; a hood coupled to a lower portion of the main body; a fan and a door to open and close the cooking chamber, and including a rear panel having at least one second hole. The main body, the hood, the fan, and the door are configured so that, with the cooking chamber being closed by the door, the fan is operable to draw in air through the hood, and the air drawn in by the fan passes through the at least one first hole and then through the at least one second hole to an inside of the door.