Electric pressure cooker, it won't be full if you cook this. The porridge is full.

In addition, press trotters 12 minutes first.

When it cools down,

Add soybeans and press for 5 minutes.

Water depends on your needs. Too much water makes the soup weak. Do not overflow the height of raw materials.

In short, no matter how much water you put in or pour out, it won't run away.