Mutton paomo, also known as mutton pao, was called "mutton soup" in ancient times. Guanzhong Han nationality is delicious and originated from Gushi Town, Weinan City, Shaanxi Province. Well-cooked, thick and mellow ingredients, thick carrion soup, fat but not greasy, rich in nutrition, full of fragrance, attractive appetite, endless aftertaste after eating. Su Shi, a famous poet in the Northern Song Dynasty, wrote a poem "There is bear wax in the dragon, and Qin only cooks mutton soup". Because it warms the stomach and fights hunger, it has always been loved by Shaanxi people. Foreign guests come to Shaanxi to have a taste first to satisfy their appetite. Mutton bread in soup has become the "general representative" of Shaanxi famous food. In the past, mutton buns were invented by paying tribute to the emperor's diet. It was called "mutton soup" in ancient times, and the poet in Song Dynasty said: "The dragon has bear wax, and Qin only cooks mutton soup." The history of mutton soup can be traced back to BC 1 1 century, and it was also listed as a gift of kings and princes at that time. Mutton paomo, the earliest ceremony in the Western Zhou Dynasty, has a long history. According to historical records, mutton paomo evolved from ancient mutton soup. Many ancient documents, such as The Book of Rites and Pre-Qin philosophers, mentioned mutton soup. At first, it was mainly used for sacrifices and court banquets. In the Western Zhou Dynasty, mutton soup was listed as a gift for kings and princes.