Required. Fermented bean curd, also known as fermented bean curd, molded tofu, etc., is a soy product fermented by microorganisms and is one of China's unique fermented products. Molded tofu requires citrus peel. First soak the fermented red tofu in white wine, then add synthetic salt, pepper, citrus peel powder, chili powder, MSG and other condiments, roll it, and can it for five to ten days before consumption.