According to personal preference, pork, Chinese cabbage, leek, egg, shrimp skin, onion, soy sauce, sesame oil and thirteen spices can also be added.

Dead skin noodles: Dead skin noodles are instant noodles and instant noodles in cold water, which are more resistant to cooking, strong in taste and chewy. Dead noodles and scalded noodles are not easy to digest, and the glycemic index is low, which can be eaten by diabetics and chosen by obese people.

Flourishing: Flourishing refers to adding yeast to the dough. Under certain temperature and humidity conditions, the yeast will multiply to produce gas, which will make the dough swell. Hair powder has the highest nutritional value. Pie with dough tastes soft and fluffy. Therefore, people with poor digestion, such as children and the elderly, are more suitable for eating hair noodles.

Semi-cooked dough, that is, the fermentation degree of dough is only half of the normal fermentation degree. The famous Tianjin Goubuli steamed stuffed bun is made of half-baked flour.