Pork or chicken, mutton and seafood in dumpling stuffing are rich in high-quality protein, and vegetables are rich in various nutrients. Flour used to make dumpling wrappers contains starch, cellulose, sugar and so on. Eating jiaozi often helps to supplement all kinds of nutrients needed by human body.
Extended data:
Jiaozi originated from the ancient trough. Jiaozi, formerly known as Joule, was first invented by Zhang Zhongjing, a doctor in Nanyang, China, with a history of 1800 years. It is a traditional specialty food deeply loved by the people of China, also known as jiaozi. It is the staple food and local snacks for people in northern China, and it is also a New Year's food. There is a folk song called "Xiao Han, eat jiaozi in the New Year."
Reference link: Baidu Encyclopedia _ Jiaozi