2. put a little oil in the container, put a layer of bean skin, and put the batter in the prepared container. Mix the diced fat, peanuts, walnuts, melon seeds, sugar, salt and big oil and spread them on the batter.
3. Steam in a pot. Be sure to bring the pot to a boil over high heat, and then turn it to low heat for 40 minutes. Steam, cool, slice and plate.