1. The butter is softened at room temperature, add powdered sugar and mix well;
2. Add whole eggs in portions and stir evenly;
3. Add the sieved low-gluten flour, corn starch, baking powder, cocoa powder and salt and mix into the stirred butter, mix and stir until there is no dry powder;
4. Divide the dough evenly into 20 g rounds;
5. Put it on a baking tray lined with greased paper, and press on the roasted chocolate beans;
6. Bake in the oven at 165 degrees for 20 minutes.
