1. Soak black beans, soybeans, red dates and peanuts one night in advance.

2. Red dates are pitted

3. Add water to the red dates and paste them. Jujube is very sticky, so it must be broken first.

4. Add black beans, soybeans and peanuts and break them with water. It is recommended to call two or three times. If it is too much at a time, it is too heavy. It is not easy to stir it evenly, and it may burn out the cooking machine.

5. Do it all well, and cook in a deeper pot for more than 10 minutes. This step must not be taken. Keep stirring. If the foam is too high, turn off the fire first to prevent the soybean milk from overflowing.

6. The cooked soybean milk is filtered, and the bean dregs can be boiled in water again, and it is enough to cook for 5 minutes for the second time.

7. Add a proper amount of rock sugar to the filtered soybean milk, and then boil and melt the rock sugar.