
Meanwhile, cut sausage lengthwise almost all the way through. Open and place, cut side down on greased grill over medium-high heat; close lid and cook, turning once, for about 5 minutes or until no longer pink.
Cut rolls in half lengthwise; toast cut side down on grill, for 2-3 minutes or just until golden. Top bottom half of bun with lettuce and sausage; spoon tomato sauce over top. Sprinkle with parmesan cheese, cover with top half of roll. Makes 4 servings.