Here is the recipe mentioned in my previous post.
Chocolate Banana Bundt Cake
1 package Betty Crocker Devil’s Food Cake Mix (or choc. cake mix of your choice)
3/4 c. water
1/2 c. vegetable oil
1 c. mashed ripe bananas (about 2)
1/3 c. whipped chocolate frosting
Preheat oven to 350°.
Prepare cake mix as directed on package, decreasing water to 3/4 cup.
Stir in bananas until well mixed.
Pour batter into fluted tube pan and bake for 35-45 minutes.
Cool for 10 minutes and then remove from pan to cool completely on rack.
Heat frosting in microwave (or in a saucepan set over low heat) and stir until smooth.
Drizzle over cake.