1 box Duncan Hines yellow cake mix
1 box pistachio pudding
1/2 c. Wesson oil
4 eggs
1 c. club soda

Add nuts if you like. I add chopped walnuts and a few drops of green food coloring. Bake at 350 degrees for 45 minutes.

1 pkg. Dream Whip
1 pkg. pistachio pudding
Green food coloring (a few drops)

Add some milk to the above and mix until smooth and creamy. Frost cake when cooled.