1 box butter cake mix
3/4 c. cooking oil
4 eggs
1 tsp. vanilla
1/2 c. sugar
1 c. chopped pecans
1/2 pt. sour cream
2 tsp. brown sugar
1 tsp. cinnamon

Beat all ingredients except brown sugar and cinnamon. Grease and flour Bundt pan. Pour half of batter in Bundt pan. Mix brown sugar and cinnamon together. Sprinkle this mix over batter in pan. Add rest of batter. Bake at 350 degrees for 1 hour and 15 minutes or until done.