Generally speaking, we use drinking water or tap water at home, that is, cold water, and the wall-breaker function itself has a heating function, so there is not much to say about the use of cold water and hot water. In the process of using water, it is very important to grasp a certain amount, which is related to the viscous taste of the rice paste, usually the ratio of rice and water is 1:4. such a ratio is relatively appropriate.