1. Soak soybeans in clear water for more than two hours (preferably one night in advance).

2. The picture below shows soaked soybeans. You can see that soybeans are fuller than before.

3. Then pour the soaked beans into the broken wall cooking machine.

4. At this time, pour enough water (900ml) into the wall-breaking cooking machine and beat for 20 minutes.

5. After the wall-breaking cooking machine stops working, add a proper amount of sugar to drink.