1 box Duncan Heinz butter cake mix
1/2 c. sugar
1 (8 oz.) carton sour cream
3/4 c. oil
4 eggs

Mix all together, adding eggs, one at a time, beating well after each addition. Pour 1/2 batter in tube pan. Mix 1/2 cup pecans, 2 teaspoons cinnamon, and 3 tablespoons brown sugar; pour over batter. Add remaining batter. Bake at 325 degrees for 1 hour. Can add powdered sugar glaze when done.