Before studying cooking and cooking methods, it is important to first clarify the difference between these two concepts. People learn to confuse cooking with cooking, which is inappropriate. These two concepts have their own meaning, must be strictly differentiated. So what is meant by "cooking"? "Cooking" is the meaning of cooking. "Cooking" means cooked. The term "cooking" has both narrow and broad interpretations. Narrow interpretation, is to cook the food; broad interpretation is a generalization of the whole process of all kinds of meals to become cooked. The selection of raw materials, preliminary processing, cutting, etc. are for the "cooking" to prepare for the "cooking" service. Therefore, from the selection of raw materials, preliminary processing, cutting and matching, and then according to the different requirements of a variety of different products, a variety of different operations, the formation of a system, which is called "cooking". Relatively speaking, the meaning of "cooking" is much narrower, simply put: "cooking" refers to the processing of foodstuffs, is the abbreviation of the processing of foodstuffs. Cooking and seasoning are two inseparable parts of the dish production. "Cooking" is the heating process, is the fire; "seasoning", is the flavor. Therefore, "cooking" is an important part of culinary science.