It is said that more than 2000 years ago, Liu An, the king of Huainan, was keen on refining alchemy. Liu an often makes pills in Bagongshan mountain. One day, when he was cultivating danmiao with soybean milk, he happened to add gypsum. By accident, tofu was born. It's hard to tell whether the story is true or not, but it is undeniable that tofu has become a delicacy at people's table thousands of years ago.<br>
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