1. Soak the red beans in water overnight and remove them
2. Add a little mineral water to the soaked red beans and put them in a food processor to grind
3. Put the beaten red bean paste into a small pot and turn on the fire
4. Add appropriate amount of water and condensed milk, if you want to drink thick red bean paste, add less water, otherwise add more water
5. Add a little water starch to keep the porridge thick and taste better
6. After boiling, add rock sugar
7. Boiled sugar can be drunk, put it in the refrigerator to taste
8. This is faster than cooking red bean paste and it doesn't taste good. Make red bean paste in less than 5 minutes
