BRING 1 cup milk to boil in medium saucepan. Stir in rice, apples, raisins, cinnamon and nutmeg; cover. Remove from heat. Let stand 5 min.
MEANWHILE, beat pudding mix and remaining milk in large bowl with whisk 2 min.
ADD rice mixture to prepared pudding; mix well. Stir in nuts. Cover surface of pudding with plastic wrap; cool 5 min. Serve warm or chilled.