Sprinkle walnuts in bottom of greased and floured 10-inch
tube pan or 12-cup fluted tube pan; set aside. Mix cake mix, pudding mix,
eggs, oil and water in large bowl with mixer at medium speed for 3 minutes
or until well blended. Stir in apples and raisins if desired.
Pour batter into prepared pan. Bake at 325 degrees F
for 55 to 65 minutes or until a wooden pick inserted in center comes out
clean. Cool in pan for 15 minutes; invert onto rack and cool completely.
Sprinkle with confectioners' sugar before serving.