1 pkg. Duncan Hines butter cake mix
1 c. (8 oz.) sour cream
1/2 c. vegetable oil
1/4 c. water
1/4 c. sugar
4 eggs

FILLING:

1 c. chopped pecans
2 tbsp. brown sugar
2 tsp. cinnamon

Preheat oven to 375 degrees. In large bowl, blend cake mix, sour cream, oil, sugar, water and eggs. Beat at high speed for 2 minutes. Pour 2/3 of batter in a greased and floured 10 inch tube pan.

Combine filling ingredients and sprinkle over batter in pan. Spread remaining batter evenly on top. Bake at 375 degrees for 45 to 55 minutes.