CRUST: Heat oven to 350 ... several times for marble effect. Bake 10 minutes. Reduce ... 30 minutes. Loosen cake from rim of pan; cool ... 10 to 12 servings.
Combine 1 package (2 layer size) yellow cake mix, 1 package Jello pistachio ... through batter to marble. Bake at 350 degrees ... before removing from pan.