1, celery itself has a medicinal flavor, which can be mostly removed after watering;

2, celery itself has a lot of water, if it is not watered, then a lot of water will be heated up and ooze out after it enters into celery dumpling stuffing, and even destroy dumpling skins;

3, celery itself has strong fibers, and this will be softened after watering, which is more suitable for the preparation of the dumplings. Fiber tough, after water this tough will be softened, more suitable for the production of dumplings.