2/3 cup pizza sauce, divided |
1 1/2 pounds extra-lean ground round |
3/4 cup italian-seasoned breadcrumbs |
1/2 cup chopped onion |
1 teaspoon dried italian seasoning |
1 teaspoon worcestershire sauce |
1/2 teaspoon ground red pepper |
1/4 teaspoon salt |
1/4 teaspoon black pepper |
1 large egg white |
2 (1-ounce) slices part-skim mozzarella cheese |
1/2 cup diced red bell pepper |
cooking spray |