1 pkg. Duncan Hines yellow cake mix
1 c. sour cream (8 oz.)
1/2 c. Crisco oil
1/4 c. sugar
1/4 c. water
4 eggs
Pinch of salt
1 tsp. vanilla

Mix together 3 minutes in large mixing bowl with electric mixer. (Cake mix with pudding inside can be used.)

FILLING:

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

Mix pecans, cinnamon, and sugar together. Preheat oven to 375 degrees. Pour 2/3 of batter into greased, floured bundt pan. Sprinkle filling mixture over batter and pour in remaining batter. Bake 45-55 minutes.