Combine Sauce and milk in large bowl. Stir in sausage, broccoli, noodles, 3/4 cup cheese and roasted peppers.
Evenly spread mixture in 13 x 9-inch baking dish. Sprinkle with remaining 1/4 cup cheese. Bake 30 minutes or until heated through.
TIP: Replace sausage with vegetables for a hearty vegetarian entree.