Smoky Chicken & Peppers Mac

1 TBS oil
1 lb chicken breasts
1 1/2 c water
1 14 oz pkg Kraft Deluxe Four Cheese Macaroni &
Cheese Dinner
1 c milk
1/4 tsp red pepper flakes
1 c shredded mozarella cheese

Heat oil in large skillet on medium-high heat. Add chicken; cook until each side is cooked through. Remove chicken from skillet. Add water, macaroni, and milk to the skillet. Bring to a boil and then reduce heat to medium-low and simmer for 8 minutes or until liquid is absorbed. Stir in cheese sauce and pepper flakes. Place chicken on top of macaroni mixture, top with mozarella cheese and continue simmering on low heat until cheese is melted, about 5 minutes.