Italian Meatball Sandwich

Ingredients

• 2 tablespoons water
• 1 ½ cups low-fat, reduced-sodium pasta sauce
• ¼ cup finely chopped onion
• ¼ teaspoon pepper
• 1 pound ground round
• 6 (2-ounce) whole wheat submarine loaves
• 1 large egg white, lightly beaten
• + 2 more ingredients
• • 3 tablespoons Italian-seasoned breadcrumbs
  • ¾ cup (3 ounces) shredded part-skim mozzarella cheese

Cut an oval piece out of top of each loaf. Reserve oval pieces for another use.Combine meat and next 5 ingredients. Shape into 36 (1-inch) balls. Cook meatballs in a large nonstick skillet over medium heat 8 to 10 minutes or until browned on all sides. Remove from heat, and pat dry.Preheat oven t...

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