2. After the butter is softened, add the fine sugar and stir evenly. Sieve or crush the cooked egg yolk, add it into the butter and stir evenly. Sieve in the low-gluten flour and corn starch and knead it into balls, and divide it into three parts. Two of them are added with cocoa powder and matcha powder respectively and knead it into balls.
3. Divide them into 20 equal parts, one of which is about 9 9- 10/0g, round them, put them on a baking tray and press them with your thumb.
4, oven preheating, air furnace mode, 150 degrees for 20 minutes, and then eat more crisp after cooling ~