According to the investigation of gourmet World.com, rice pulp and corn starch can be used to fry chopped green onion cakes, but flour and water are also needed to make dough. If only rice slurry and corn starch are used, the cake may not be shaped or soft enough. Onion oil cake is a kind of China pancake with flour and onion as the main raw materials. It is simple to cook and delicious. Its method is to chop shallots, mix them with salt and oil, flatten flour, roll them into thin slices, add scallion oil, roll them up, squeeze them from both ends, flatten them by hand, roll them thin, brush them with oil, and bake them in a pot.