Saucy Meatball Sandwich
["4 (6-inch) long French style rolls", "1 beaten egg", "1 lb. bulk Italian sausage", "1 small green pepper, finely chopped", "1 small onion, finely chopped", "2 cloves garlic, minced", "2 Tbsp. margarine", "1 (8 oz.) can pizza sauce", "1/2 tsp. cornstarch", "1/4 c. shredded Mozzarella cheese"]
["Cut a thin slice off the top of each roll and reserve.", "Hollow out roll bottoms, leaving 1/2-inch shells; reserve bread pieces. Tear tops and bread pieces into pea size pieces (3/4 cup soft bread crumbs).", "Stir together bread crumbs and egg.", "Add sausage; mix well.", "Shape mixture into 16 (1 1/2-inch) meatballs.", "Arrange meatballs in an 8 x 8 x 2-inch baking dish.", "Cover with vented clear plastic wrap.", "Microcook meatballs on High 5 1/2 to 7 1/2 minutes, or until juices run clear, turning meatballs over and rotating dish once or twice.", "Drain."]
["rolls", "egg", "Italian sausage", "green pepper", "onion", "garlic", "margarine", "pizza sauce", "cornstarch", "Mozzarella cheese"]