Eating mutton on the winter solstice can warm the body to a certain extent, and eating mutton in winter means that the winter solstice has arrived this year. This kind of food is not only to welcome the arrival of the winter solstice. Eating mutton and mutton soup during the winter solstice in Shandong, China is considered to bring good luck to the family, and also for eating at home in the coming year. The custom of eating mutton from the winter solstice spread earlier in China, starting from Sheng Xing as early as the reign of Emperor Gaozu Liu Bang. According to legend, on the day of winter solstice, Liu Bang, the Emperor Gaozu, ate mutton cooked by a minister and found it delicious, so he didn't praise it, so he had the custom of eating mutton from winter solstice.