Delicious Cheesy Oven-Baked Meatballs

Ingredients For the Meatballs: 1 1/2 lbs ground beef 1/2 cup breadcrumbs 1/2 cup milk 1 egg 2 teaspoons Worcestershire sauce 1 small onion minced 1-2 cloves garlic minced 1/4 cup fresh parsley chopped 1 teaspoon dried oregano Kosher salt and freshly ground pepper to taste For the Sauce: 1 cup mozzarella…