Batter
1 white cake mix
4 eggs
1/2 cup oil
1 cup sour cream
2 packages instant vanilla pudding

Filling
1 tsp cocoa
1/2 cup sugar
1/2 cup pecans, chopped
1 tsp cinnamon

Mix batter.
Mix filling.
Grease and flour an angel food cake pan.
Pour 3/4 batter in to cake pan.
Sprinkle 3/4 of filling on to batter.
Finish with remaing batter and filling.

Bake 55 – 60 minutes at 350.