01 -
Preheat oven to 375°F (190°C). Line a baking sheet with parchment paper.
02 -
Roll out puff pastry on a floured surface and cut it into 9 squares.
03 -
Combine cooked chicken, Alfredo sauce, mozzarella cheese, Parmesan cheese, garlic powder, and Italian seasoning in a bowl.
04 -
Place a spoonful of the chicken Alfredo mixture in the center of each pastry square.
05 -
Fold the corners of each pastry square over the filling and pinch the edges to seal tightly.
06 -
Brush the tops of the sealed pastries with beaten egg to ensure a golden finish.
07 -
Bake the pastries for 18-22 minutes or until they are golden brown and puffed. Cool before serving.