Biangbiang noodles (Chinese pinyin: Biángbiángmiàn, the word biang is a compound word, which can't be input into the computer, and is often written as BiángBiáng noodles, biángbiang noodles or _ _ _ noodles, Biaobiang noodles), which is a traditional flavor noodle of the Han nationality in Guanzhong area of Shaanxi Province, is named because of the sound of biang and biang in the production process.

When making, the flour ground from Guanzhong wheat is hand-pulled to grow wide noodles, and seasoning such as soy sauce, vinegar, monosodium glutamate and pepper is added to the noodle soup, and the noodles are fished in and topped with hot vegetable oil.

According to folklore, biangbiang noodles were made by an unknown scholar. At that time, the scholar passed by a noodle restaurant on his way to Xianyang and heard the sound of "Biang-Biang-"inside. The scholar went in and asked for a bowl of belt noodles. After eating, he had no money to pay the bill, so he replaced it with a book, so he wrote the word "BiangBiang noodles" based on emotion. Since then, "Biang Biang Noodles" has become famous all over the world.

Although there is no way to verify the folklore, it is certain that the word Biang is a cultural word, which has been circulated for thousands of years and retains the cultural memory of the local people. biangbiang noodles also reflect the colorful folk customs in Guanzhong, Shaanxi Province and become a cultural gene that the local people can't give up.