Preheat oven to 375°F. Prepare Dinner as directed on package.
Meanwhile, brown meat in large skillet; drain. Add spaghetti sauce to meat; mix well.
Layer half each of the meat mixture and prepared Dinner in 8-inch square baking dish. Repeat layers. Sprinkle with mozzarella cheese.
Bake 15 min. or until heated through.
Serve with a mixed green salad for added color and texture.
For more Cheddar flavor, prepare as directed substituting KRAFT Shredded Cheddar Cheese for the mozzarella cheese.
Cook 1 small chopped onion with the meat.
Nutrition Information Per Serving: 610 calories, 27g total fat, 10g saturated fat, 90mg cholesterol, 1450mg sodium, 54g carbohydrate, 3g dietary fiber, 9g sugars, 37g protein, 15%DV vitamin A, 15%DV vitamin C, 25%DV calcium, 25%DV iron.
Exchange: 3 1/2 Starch, 4 Meat (L), 2 1/2 Fat