Heat oven to 400ºF. In 10-inch nonstick skillet, cook beef or chicken, stirring occasionally, until thoroughly cooked; drain. Stir in seasoning mix (from dinner kit), water and half of the cheese sauce (from dinner kit). Heat to boiling over high heat, stirring occasionally. Reduce heat to medium-high. Simmer uncovered 4 minutes, stirring occasionally. Stir in kidney beans and remaining cheese sauce; heat until hot.