Spray a large skillet with nonstick cooking spray. Add ground beef
and onion, and cook over medium heat for 10 minutes or until
beef is browned and crumbly.
Add cheese product, milk, ketchup, and dry mustard, stirring until
cheese product melts. Stir in cooked pasta, crumbled bacon, and
Transfer mixture to a serving dish, and sprinkle with tomato. Serve