Assemble the Pastries:
On a floured surface, roll out the puff pastry sheets.
Cut each sheet into 4 equal squares, totaling 8 squares.
Place a spoonful of the spinach and cheese mixture in the center of each square.
Fold the dough into a square, rectangle, or triangle, and crimp the edges with a fork.
Place the pastries on the prepared baking sheet.
Apply the Egg Wash:
Brush the tops of the pastries with the beaten egg for a golden finish.
Bake:
Bake in the preheated oven for 15-20 minutes until the pastries are puffed and golden brown.
Serve:
Let the pastries cool slightly before serving.
Enjoy these spinach stuffed pastries warm or at room temperature.
These pastries are bursting with flavorful spinach stuffing and have a flaky, cheesy crust. They are sure to be a hit at any gathering!