MIX soup, water, garlic powder and chicken. Stir in tortillas.
SPREAD in 2-qt. shallow baking dish. Top with cheese. Cover.
BAKE at 350ºF. 25 min. or until hot.
TIP: Serve with a tomato salad: tomato wedges with chopped fresh basil and Italian vinaigrette on lettuce cups. For dessert serve grapes.