01 -
Turn the oven on to 400°F to preheat.
02 -
Grab a hand mixer and blend butter, brown sugar, almond flour, egg, all-purpose flour, and almond extract. Don’t overblend; you only need it mixed up. Put it aside when you're done.
03 -
Dust your workspace with a little flour. Roll out the puff pastry until it’s an 11-inch square. Cut out twenty-four pieces that are 2 inches by 2 inches. Fit these squares gently into the cups of a mini muffin tin (24-count).
04 -
Spoon 1 tablespoon of the almond mixture into each pastry square. Press some sliced almonds into the top of each little cup.
05 -
Pop the tray in the oven and bake for 10-15 minutes until the pastries are golden and the filling is set. Let them cool on a wire rack. Once they’re out of the pan, add a dusting of powdered sugar on top.