1. Prepare all ingredients
2. Soften the butter in advance, add powdered sugar, a pinch of salt, and mix well
3. Add the egg whites in batches, turn on the electric whisk and stir evenly every time
4. Sift flour and red yeast rice powder
5. Pour into the butter
6. Stir until there is no dry powder
7. Put the cookie mouth in the piping bag and put the batter in it
8. Squeeze a chrysanthemum flower shape on the baking tray
9. Put it into the preheated oven, turn on the heat to 180 degrees, lower the heat to 150 degrees, 20 minutes.
Tips:The temperature and time are determined by the temper of your own oven. The baking time is different for different baking trays. Observe at any time to avoid burning
