Preheat oven to 400 degrees.
Place puff pastry squares onto a floured work surface.
Add a heaping tablespoon of shredded mozzarella onto the center of a pastry square.
Place meatball on top of the cheese.
Wrap puff pastry around meatball
Place on parchment-lined baking sheet, seam side down.
Brush with egg wash
Bake for 25 minutes.
Serve atop vodka sauce, and garnish with basil and Parmesan.