Cake:

1 box white cake mix
2 boxes (3 1/2 oz.) instant pistachio pudding
1/2 c. oil
1/2 c. milk
1/2 c. water
5 eggs

Frosting:

1 box instant pistachio pudding
1 c. milk
1 (9 oz.) Cool Whip

Mix all cake ingredients together for 10 minutes. Grease and flour a bundt pan. Bake at 350 degrees for 1 hour. Cool. Remove from pan.

Mix all frosting ingredients together. Can be decorated on top with candy cake decorations.