Cold water is used to steam yellow rice noodle cakes. Use hot water or boiling water and noodles, because the heat is too high, the fermentation of yeast and so on to the inactivation, no active yeast will not be able to play the role of dough fermentation, steamed yellow rice noodle cake will be poor taste. Using cold water reduces the loss of the main components of the yellow rice cake and allows it to heat evenly.