01 -
Beat butter and sugar until fluffy, about 2-3 minutes. Add eggs and vanilla, mix until combined.
02 -
Sift flour, cocoa powder, baking powder, baking soda and salt. Add to wet ingredients in batches.
03 -
Form 25g (1-inch) balls. Make thumbprint indentations using 1/2 teaspoon measure.
04 -
Refrigerate cookies for 30 minutes. Meanwhile, preheat oven to 375°F.
05 -
Cook for 9-11 minutes. Press indentations again while hot.
06 -
Pour hot cream over chocolate, let sit 5 minutes, then stir until smooth.
07 -
Fill cooled cookies with ganache, let set 30 minutes, decorate if desired.