To provide a cooker maintaining an appropriate heating temperature for uniformly heating the inside of a food stuff without burning, bringing out the best flavor at stable heat in cooking, not coated and free from the danger of a fluorocarbon resin, having a far-infra red effect of ceramics and preventing almost of the smell caused by grilling fish or meat, tastefully cooking the food stuff, and beneficial to health.

The cooker made of ceramics and having an indirect heating structure for cooking meat, vegetables, or the like, has an inner flat space 3. The inner space 3 is provided with a ventilation hole 4 communicating with the outside.