1. Oak nuts can be used to make tofu. This kind of tofu is dark brown in color and has a little astringency. There are acorn tofu, Chai Zi tofu, selected tofu, acorn cold skin and acorn cold skin. It is a delicious food made of natural acorn starch and water (right amount), and its shape and appearance are like tofu.

2. It is the fruit of chestnut tree, not chestnut. The chestnut we mentioned here can also be used to make tofu.

3. The nuts of Sophora alopecuroides are rich in starch and trace elements, which can satisfy hunger in famine years or be ground into cakes or tofu.