01 -
Whisk flour, cocoa powder, baking powder, and salt together.
02 -
Beat butter and sugar until creamy, about 2 minutes. Add egg and vanilla.
03 -
Mix dry ingredients into wet ingredients until combined.
04 -
Divide dough, roll each half to 1/4-inch thickness between parchment.
05 -
Stack rolled dough with parchment and chill 1-2 hours.
06 -
Cut chilled dough with cookie cutters, re-roll scraps.
07 -
Bake at 350°F for 11-12 minutes until edges set.
08 -
Cool completely before decorating with icing and sprinkles.