1, the temperature of the water in which the dumplings are cooked is not hot enough, and the skin of the dumplings will become hard due to the lack of hot water immersion. Therefore, when cooking quick-frozen glutinous rice balls, you can boil the water until it is boiling hot, and then adjust the fire power to medium fire or small fire to maintain a suitable temperature.

2. The cooking time of frozen glutinous rice balls needs to be longer than that of ordinary glutinous rice balls to ensure that the inside is fully cooked. Cooking time is not enough, and the skin of glutinous rice balls will maintain a certain hardness.