1 box butter cake mix
2 tsp. vanilla
1 carton sour cream
3/4 c. oil
1/2 c. sugar
4 eggs

Grease and flour tube pan. Mix all ingredients well. Pour half of batter in pan, mix 4 tablespoons brown sugar, 2 teaspoons cinnamon and 1 cup chopped pecans. Sprinkle mixture over batter in pan. Pour remaining batter into pan. Bake at 325 degrees for 1 hour. Cake can be glazed while it is still warm.