Huangshan sesame seed cake, also known as "crab shell yellow sesame seed cake", "rescue sesame seed cake" and "Huang Yin sesame seed cake 1", is a traditional Han snack in Huizhou and Tunxi, Anhui. "Huang Yin sesame seed cake" is also called sesame seed cake. The above fine flour, clean fat, dried plums, sesame seeds, refined salt, vegetable oil, etc. They are all made into skins and stuffing by hand, and then soaked, kneaded, crispy, picked, peeled, stuffed, rolled, brushed, sprinkled and baked. Its biscuit layers are many and thin, moist, fragrant, sweet, spicy, crisp and crisp. There is a leaf word to prove it: as thin as autumn moon, as full moon, the beads are scattered and the entrance is endless. Because of the long baking time, most of the water in the cake evaporates, which is beneficial to storage. Once wet, it is still crisp and fragrant after baking. Because of the white flour, the dough is as thin as paper, crisp, oily and not greasy after baking.