A cooking apparatus having heaters and a cooking chamber defined in the cooking apparatus, the heaters are provided in the cooking chamber, and two or more buttons are provided representing different cooking temperatures. A temperature of the cooking chamber is set by pushing one of the two or more buttons. One of a plurality of cooking modes is selected depending on a kind of food, and each of the cooking temperatures is represented by one of the two or more buttons corresponds to each of the cooking modes. Therefore, setting various cooking temperatures depending on the kind of food is possible.