01 -
Preheat oven to 375°F (190°C). Line baking sheet with parchment paper.
02 -
Roll out room temperature puff pastry and cut into heart shapes using cookie cutter or knife.
03 -
Place cut pastry hearts on prepared baking sheet and refrigerate 10 minutes to maintain shape.
04 -
Spread about 1 tablespoon Nutella on center of half the heart shapes, avoiding edges.
05 -
Top each Nutella-covered heart with another pastry heart. Press edges to seal, optionally crimping with fork.
06 -
Mix egg with water and brush over assembled pastries for golden finish.
07 -
Bake for 15-18 minutes until puffed and golden. Cool slightly before serving.
08 -
Dust with powdered sugar and serve with fresh berries or whipped cream if desired.