參考答案:

Sweet soup ball is a kind of traditional food in China. Originally named Yuanxiao in the Sui Dynasty，it was ever used to refer to the Lantern Festival，a day celebrated by eating sweet soup balls and rice glue balls. Sweet soup ball now has a history of over 700 years.This food，much favored by people，first appeared in Ningbo. Through its continuous development and improvement, the unique flavor of Ningbo sweet soup balls made of glutinous rice with lard stuffing has gradually come into being.

來源:可可英語(yǔ) http://www.ccdyzl.cn/menu/201411/340609.shtml