1, one is dough mixing, that is, adding a proper amount of baking powder in the process of dough mixing, so that the dough forms a porous expansion state under the action of yeast, and the finished product is mostly soft and porous, which is often used to make steamed bread.

2. Only cold water and flour are used in the dough mixing process, and the finished product is chewy and often used to make noodles such as jiaozi. There is also a kind of hot noodle soup, which is divided into semi-hot noodle soup and full hot noodle soup.

3. All-hot noodles refer to the process of kneading noodles with boiling water. Protein in flour was thoroughly scalded by boiling water, and the finished product was soft and delicious, but its ductility was poor. It is often used to make cakes such as sugar cakes.

4. Semi-scalded noodles As the name implies, dough is a mixture of a part of all-scalded noodles and a part of dead noodles, which keeps the softness of scalded noodles and the ductility of dead noodles. It is often used to make all kinds of cakes and fried foods, such as hand-held cakes, and the leek box we are going to talk about today.