1 white or yellow cake mix
1 pistachio instant pudding mix
1 c. vegetable oil
4 eggs
1//2 c. chopped pecans
1 c. club soda

Preheat oven to 325 degrees. In a large bowl, combine all the ingredients and mix well. Pour into a greased tube pan and bake at 325 degrees for 45 minutes. Allow to cool, and prepare frosting below.

FROSTING:

1 lg. container Cool Whip
1 pistachio instant pudding mix