1 box yellow cake mix
1 box (8 oz) sour cream
4 eggs, beaten
2 cups light brown sugar
cinnamon to taste
2 cups confectioners sugar
4 tbsp milk
1 tsp of vanilla

Mix together cake mix, sour cream, and eggs. Set aside. Mix together brown sugar and cinnamon. Put half the cake mixture in a pan, sprinkle brown sugar mixture over top. Then put the rest of the cake mixture on top. Swirl the mix in the pan with a knife.

Bake at 350 for 20 to 30 minutes or until done. Mix last three ingredients and pour over hot cake.