Instructions

  1. Preheat oven to 400 degrees.
  2. Cook pasta according to package directions and drain.
  3. Over medium heat, cook sausage and onions in a skillet until sausage is cooked through.
  4. Cut sausage into thin slices.
  5. In a large bowl, stir together pasta, sausage mixture, 2 1/2 cups sauce, 1 1/2 cups of mozzarella cheese, ricotta cheese and 2 tbl Parmesan cheese until well combined.
  6. Spread mixture into a 13 x 9 inch baking dish, top with remaining sauce and sprinkle with remaining cheeses.
  7. Cover with foil and bake for 30 minutes or until hot and bubbly.