Every year, during the winter solstice of the Lunar New Year, jiaozi is an indispensable holiday feast for both the rich and the poor. As the saying goes: "On October 1st, when the solstice of winter comes, every family eats jiaozi." This custom was left in memory of Zhang Zhongjing, a "medical sage", who gave up medicine from the winter solstice. Eating jiaozi in winter solstice is a good deed of Zhang Zhongjing, a "medical sage", in Quhan Joule Decoction. Up to now, there is still a folk song in Nanyang, which is called "jiaozi Bowl, and nobody cares about frozen ears." .
The winter solstice, commonly known as the "winter solstice", is an important solar term in the China lunar calendar. On this day, because the sun points directly to the Tropic of Capricorn, the northern hemisphere has the shortest days and the longest nights. After the winter solstice, the days in the northern hemisphere will become longer and the nights will become shorter.
In ancient China, there was a saying that "the cathode reaches, the sun is the spirit, the sun is south, the sun is short and the sun is long, so it is called the winter solstice". In Shandong, there is also a saying that "winter is as big as a year", which shows that the ancients attached importance to winter. On the land of China, this is a colorful winter solstice diet custom handed down.
As the saying goes, "jiaozi is the solstice in winter, and noodles are the solstice in summer". Jiaozi or wonton will be eaten on this day in most parts of northern China. Some even drink, it is said that drinking is to warm the body, and eating jiaozi is afraid of freezing the ears.