Cake crust: stir flour with water into a thick paste, put it in a hot wok and bake it into a round cooked dough sheet as thin as paper, sugar and onion (also called onion sugar): specially process it with white sugar and maltose, mix it with a small amount of flour and sugar, cook for a long time, gradually remove water to make it into slurry, then refine it repeatedly to make it tough and crisp, and then make it into onion holes. Sugar onions break easily. Sugar onions are crisp and sweet in the mouth. Compared with other famous teas, sugar onion has its special advantages and unique local characteristics. Spread a pancake, put a piece of sugar onion, sprinkle with peanuts and sesame powder and wrap it on the pancake, and you can enjoy a famous Chaoshan delicious specialty with Chaoshan characteristics. Tips: 1. Pancakes play the role of wrapping sugar onion, which is a very common dough, similar to the dough of spring rolls and Beijing roast duck. Sugar onions can be sealed at room temperature; Put the pancakes in the refrigerator and heat them slightly in the microwave when eating.