1 pkg. white or yellow cake mix
1 pkg. pistachio instant pudding
3 eggs
1 c. club soda
1 c. oil
1/2 c. chopped nuts

Blend all ingredients in large mixer bowl, then beat 2 minutes at medium speed. Bake in greased and floured 10 inch bundt pan at 350 degrees for 50 minutes. Cool 15 minutes; remove from pan and cool on rack. Split into 3 layers. Spread about 1 cup of frosting between layers; spoon rest into center. Chill and garnish pudding with chopped nuts.

FROSTING:

1 1/2 c. cold milk
1 env. Dream Whip
1 pkg. pistachio pudding

Blend. Whip until thickened, about 5 minutes.