All-hot noodles are used in cooking corners because the dough made of all-hot noodles has good toughness and ductility, which can help the cooking corners to keep their shape better. Hot noodles can also make the process of making stir-fry corners more stable and fast, which greatly improves the efficiency of kitchen work.

Stir-fried corner is a common snack in northern China. The cooking horn is made of flour, then wrapped with leeks, eggs and vermicelli, and fried in oil pan. The noodles used in the cooking corner are all hot noodles, mainly to increase the overall taste and make the cooking corner taste better.