Instructions 1.Frozen. Put the plate in the fresh-keeping bags and put it in the refrigerator for more than 8 hours (preferably below -18 degrees.) 2.Pour yogurt into the plate and a variety of materials you like, such as fruits and nuts. In the case of complete freezing, it can make 3-4 ice creams. 3.When the yogurt is frozen, you can shovel them up and enjoy healthy ice cream. Very safe, no electricity, and children can make ice cream by themselves.