Step 1

In a large mixing bowl, combine ground beef, breadcrumbs, egg, salt and pepper, minced onion, garlic cloves, and chopped parsley.

Step 2

Shape into small balls (about 1 1/2 inches in diameter).

Step 3

Place meatballs on a parchment-lined baking sheet.

Step 4

Broil for 7 to 10 minutes. Set aside until cool enough to handle.

Step 5

Preheat oven to 400 degrees.

Step 6

Flour your work surface and place puff pastry squares onto surface.

Step 7

Add a heaping tablespoon of shredded mozzarella onto center of pastry square.

Step 8

Place meatball on top of the cheese.

Step 9

Wrap puff pastry around meatball.

Step 10

Place on parchment-lined baking sheet, seam side down.

Step 11

Brush with egg wash.

Step 12

Bake for 25 minutes.

Step 13

Serve atop tomato sauce, and garnish with basil and Parmesan.