COOK chicken in large skillet sprayed with cooking spray on medium-high heat 5 min. Add vegetables; cook and stir 3 to 5 min. or until chicken is done.
ADD water; bring to boil. Add pasta; stir until evenly covered with water. Cover; simmer on medium-low heat 15 min. or until pasta is tender.
STIR in sauce. Top with cheese; cover. Simmer on low heat 5 min. or until cheese is melted and pasta mixture is heated through.
serving size = 2 cups (500 mL)