HEAT oven to 350ºF.
TOSS apples with next 3 ingredients in large bowl. Stir in water; spoon into 1-1/2-qt. baking dish.
MICROWAVE butter in medium microwaveable bowl on HIGH 30 sec. or until melted. Stir in granola; spoon over apple mixture.
BAKE 50 min. or until apples are tender.