1, wash the soybeans and spare, take the right amount of pepper, dashi, ginger slices, salt in a pot with the right amount of water to boil.

2, the water boiled and cooled standby, fresh watermelon washed and dried, ready container.

3, watermelon sauce ratio of one pound of beans, four pounds of watermelon, four taels of salt, a layer of soybean put a layer of watermelon a layer of salt.

4, the preparation is completed with a clean gauze container mouth cover, placed in a sunny place in the sun.

5, and so on the bean sauce to the sun to the water is very little but still a little sticky when you can add watermelon again.

6, and then stirred well, again sun exposure, sun about a month can be.