1. Add the powdered sugar after the butter is softened
2. Beat with a whisk until fluffy and feathery
3. Add the egg liquid at room temperature.
4. Continue to fight until fully integrated.
5. Sift in the coffee powder.
6. Stir until there is no dry powder
7. Put it in a piping bag.
8. There are spaced extruded patterns on the bakeware.
9. Preheat the Bakelite oven at 140 degrees, put it in the baking tray and bake for 25 minutes.
10.
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