2, wafer biscuit practice: put the white powder into the basin, add cold water and stir evenly, boil water and stir into a thick semi-cooked paste; The egg roll mold is hot on both sides and adjusted to medium and small fire; Scoop 1 teaspoon of powder paste in the middle of the egg roll mold, cover it with about 10g, press the handle of the egg roll mold with a dry cloth for a few seconds, bake for half a minute, turn it over and bake for another half a minute; Give the cake a gentle push with your hand and it will move. Turn horizontally to 180℃, cover and bake for half a minute. The freshly baked cake should be put on a shelf to cool, and it should not be stuck on a flat surface, so that the water vapor will not disperse.
3, peanut butter sandwich practice: first ensure that the wafer is crisp, otherwise put it in the oven 180℃ for about one minute, or bake it again with an egg roll mold and a flat-bottomed pot; Stir peanut butter and powdered sugar evenly; Spread a thin layer of peanut butter on three of the four cakes with the same size, each about 10g, stack them together, and press them with a plate, so that the cakes will be flat and firm; When it's all done, cut each piece into 4 equal parts and eat it all.
4. Cocoa wafer biscuit practice: cocoa is sieved and added into white powder, and the powder paste is mixed in turn to bake wafer according to law. After proficiency, you can increase the amount of batter and put it all in a dry place or package it for later use;
5, chocolate sandwich practice: chocolate is heated and melted in water, let cool, add cream and powdered sugar and stir well. With different chocolates, you can make bitter or sweet wafers and apply them according to law.