Hot pot, called "ancient style soup" in ancient times, got its name because it made a "splash" sound when it was put into boiling water. It is an original food in China with a long history. According to research, the Eastern Han Dynasty cultural relic "Iron Pot Dou" unearthed after liberation is a hot pot. Bai Juyi wrote in the poem "Ask Nineteen Lies" in the Tang Dynasty: "There is a ray of green in the old bottle and a touch of red in the static furnace. It feels like snow outside at dusk. How about a glass of wine inside? ? "Vividly described the scene of eating hot pot at that time. By the Song Dynasty, the way of eating hot pot was very common among the people. In Lin Hong's cookbook Shan Jia Qing Gong in the Southern Song Dynasty, there is an introduction to eating hot pot with friends. In the Yuan Dynasty, hot pot spread to Mongolia and was used to cook beef and mutton. In the Qing Dynasty, hot pot was not only very popular among the people, but also became a famous "palace dish". There are "game hot pot" in the recipes of the imperial palace in the Qing Dynasty, and the materials are game such as pheasant. Emperor Qianlong was addicted to hot pot. He has been to Jiangnan many times, and there are hot pots everywhere he goes. According to legend, in the first month of the first year of Jiaqing, he held a grand banquet in the palace, with more than 550 hot pots/kloc-0, and invited more than 5,000 people to taste it, making it the largest hot pot feast in history.