Cooking appliance

A cooking appliance comprising a main body having a cavity, and a door that opens and closes the cavity, wherein the door includes:

• a display module disposed on a front of the door;
• a cooling flow path unit disposed behind the display module, and having a flow path formed therein through which air for cooling flows;
• and
• a frame that is disposed at a rear of the cooling flow path unit and forms an inner surface of the door, wherein the cooling flow path unit includes:
• an air guide configured to guide the flow of the air introduced into the door;
• a blower mounted on the air guide;
• and
• an inner panel coupled to the frame and coupled to the air guide to form an airflow path together with the air guide, the inner panel including a hollow, wherein the inner panel is coupled to the frame adjacent the hollow, wherein the air guide includes at least one inlet through which external air is introduced, and wherein the hollow overlaps the blower in a horizontal direction.