Baking, also known as baking and baking, is the process of putting products into an oven and baking them into finished products at high temperature, which is the main method of West Point ripening. A series of physical, chemical and biochemical changes will occur during baking, such as water evaporation, gas expansion, protein coagulation, starch gelatinization, oil melting oxidation, Maillard browning reaction of caramelization and sugar, etc. After baking, the product produces pleasant color and fragrance.