2. According to the legend, the dumplings originated from the saying "the time of the handover". The 30th day of the Lunar New Year is the intersection of the old year and the new year, and the first winter is the intersection of the fall and winter seasons. There is a folk custom that says, "Whenever there is a change of season, dumplings must be eaten. So on the day of winter, all kinds of dumplings will be sold very hot.
3, in addition, the cold winter climate affects the body's endocrine system. In the daily diet, the human body needs to "supplement" and increase the intake of various types of nutrients. Dumplings can meet this requirement in terms of production type, nutrition, and flavor, and are naturally very popular.