01 -
Combine almond flour, all-purpose flour, egg, salted butter, brown sugar, and almond extract in a mixing bowl until smooth.
02 -
Roll out the puff pastry and cut into twenty-four 2-inch x 2-inch squares.
03 -
Carefully press each pastry square into the cavity of a mini muffin pan.
04 -
Scoop approximately 1 tablespoon of almond filling into each pastry shell.
05 -
Top each filled pastry with sliced almonds.
06 -
Bake in a preheated oven at 375°F (190°C) for 10-15 minutes until light golden brown.
07 -
Serve warm or at room temperature. Garnish with powdered sugar if desired.