1 pkg. white cake mix
1 sm. pkg. pistachio pudding mix
1 c. oil
1/2 c. nuts
3 eggs
1 c. club soda

TOPPING:

1 lg. Cool Whip
1 1/4 c. milk
1 sm. pkg. pistachio pudding mix

Mix all cake ingredients together in order listed. Mix well and bake according to package directions. Cool.

Mix all topping ingredients well and spread on cooled cake.