Cooking device

A cooking device comprising:

• a heating module including a heating device for heating a container;
• a control unit which controls a heating operation of the heating device;
• and
• a knob module configured to set a heating power level of the heating module, a cooking temperature, or a cooking time,
• wherein the knob module includes:
• a knob to which the heating power level or the cooking temperature are assigned, the knob rotating in a first direction or a second direction, corresponding to each rotational position, and being setting to have preset intervals;
• a knob ring which moves in the first direction or the second direction and then returns to an initial position thereof to increase or decrease the cooking time as much as a preset adjustment unit;
• and
• a display unit formed at one side of the knob ring to display the heating power level, the cooking temperature or the cooking time.