#1 Heat oven to 400°F #2 Mix pasta sauce and tomatoes until blended spread half onto bottom of 13×9-inch baking dish sprayed with cooking spray #3 Combine cottage cheese, spinach, Parmesan, seasoning and 1/2 cup mozzarella spoon into pasta shells. Place in prepared baking dish top with remaining pasta sauce mixture, cover #4 Bake 25 min. or until heated through. Top with remaining mozzarella bake, uncovered, 2 min. or until melted.