01 - Preheat oven to 400°F (200°C).
02 - Unroll the puff pastry sheet onto a lightly floured surface and cut into equal squares.
03 - Spread a layer of almond paste and then raspberry jam in the center of each pastry square.
04 - Fold each square's corners toward the center or leave open-faced. Brush pastry with beaten egg.
05 - Sprinkle sliced almonds over pastries and bake for 15-20 minutes until golden brown.
06 - Allow pastries to cool slightly, then dust with powdered sugar before serving.