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

In a mixing bowl combine dry cake mix and pudding mix, water, oil and eggs. Beat on low speed of 1 minute. Pour into a greased 9 inch fluted tube pan.

Bake at 350°F for 60-70 minutes. or until toothpick inserted comes out clean. Cool for 10 minutes before removing from pan to wire rack to cool completely.

Glaze:

1 c. powdered sugar
1 tbsp. melted butter
2-3 tbsp. milk

Combine glaze ingredients and drizzle over cake.