Step 1

Cook and stir chicken in large skillet sprayed with cooking spray on medium heat 5 min. Add vegetables; cook 5 min. or until chicken is done and vegetables are crisp-tender, stirring frequently.

Step 2

Add sauce and pasta; cook 5 min. or until heated through, stirring occasionally.

Step 3

Stir in 1 cup cheese; top with remaining cheese. Remove from heat; cover. Let stand 2 min. or until cheese is melted.