Rice is washed clean. Put in a pot and add enough water for 30 minutes.
Yam and purple potato are cleaned and cut into small pieces.
Put the yam and purple potato into the pot, gently spread, and boil over low heat.
Cook until the rice grains bloom purple potato soft rotten rice porridge sticky, and finally transferred into the rock sugar to cook until melted.
1, this porridge benefits the spleen and kidney, moisturizes the intestines, eats regularly, can nourish the body, resist aging. 2, the mucilage of yam will make people allergic itching, it is best to wear gloves to the yam skin. 3, the porridge should be stirred frequently in the middle, so as not to paste the bottom. 4, the viscous degree of porridge can control the porridge time according to their own preferences, sweetness can also be added to the sugar according to their own taste.