1, the long-frozen dumplings are not cooked because the relationship between the cooking time did not add the right amount of cold water, which led to the internal dumplings can not be heated.

2, cooking dumplings tips :gently pinch. Before the pot, gently pinch the dumplings with your hand, so that it is slightly cracked, so that the dumplings out of the cook, inside and outside easy to cook, soft and smooth and delicious.

3, soup dumplings, is one of the representatives of the traditional Chinese snacks, is made of glutinous rice flour and other ball-shaped food. Generally have fillings, cooked with soup to eat. It is also the most characteristic food of Lantern Festival with a very long history.

4, according to legend, dumplings originated in the Song Dynasty. At that time, Mingzhou (now Ningbo City, Zhejiang Province) rose to eat a novelty food, that is, with black sesame seeds, lard filling, add a little sugar, the outside with glutinous rice flour rolled into a round, cooked, eat sweet and savory, interesting. Because these glutinous rice dumplings float and sink in the pot, they were first called "floating Yuanzi", but later some regions renamed them as "Tangtuan". However, the dumplings symbolize the reunion of the family better, eating dumplings means a new year of family happiness, reunion, so is the first month of the 15th Lantern Festival essential food. And in some areas of the South, people in the Spring Festival will also be accustomed to eating soup dumplings, rather than dumplings.