Buttery Cake

1 box Duncan Hines Buttery Cake mix

1 C buttery Wesson oil

1 C sour cream

4 eggs

3 t cinnamon

3 t brown sugar

1 C pecans (optional)

Mix as usual. Place half of dough in cake pan, sprinkle cinnamon and sugar over top. Put remaining mix on top. Bake in 350 degree oven until done.