Cinnamon Swirl Coffee Cake

1 pkg. white cake mix

4 eggs

2 tsp vanilla

1 pkg instant vanilla pudding

1 cup sour cream

Sugar mixture:

1/3 cup sugar

1 tsp cocoa

1/3 cup chopped nuts

1 tsp cinnamon

Grease and flour pan.

Combine cake ingredients - batter will be stiff. 

Put in cake 1/2 mixture and sprinkle with 1/2 sugar mixture - swirl - layer with the other 1/2 of each. Swirl again.