1 pkg. yellow cake mix
1 pkg. instant pistachio pudding
2/3 c. oil
3/4 c. water
4 eggs

TOPPING:

1/2 c. sugar
1 tsp. cinnamon
Chopped walnuts

Mix "cake" ingredients and beat at medium speed for 10 minutes. Mix "topping" ingredients together. Spread 1/3 batter on bottom of a well-greased bundt pan. Then sprinkle 1/2 of the topping on top of batter - then 1/3 batter - then topping - ending with batter. Bake at 350 degrees for 1 hour. Cool in pan for 15 minutes. Can bake the day before.