Ingredients
1 pound ground beef
1 tablespoon each salt and pepper
1 tablespoon breadcrumbs
1/2 cup grated parmesan cheese, divided
Olive oil, for drizzling
1 onion, chopped
1 package wonton wrappers
1 jar canned tomato sauce
1/2 cup shredded mozzarella
1/2 cup ricotta
1 egg, beaten