1 butter cake mix
1/2 c. sugar
3/4 c. Crisco or Wesson oil
1 (1/2 pt.) carton sour cream
4 eggs, one at a time (mixed in)
1 tsp. vanilla

Combine ingredients listed above and mix on medium speed for 3 minutes. Put half of mixture in well-greased bundt cake pan. Mix together 2 teaspoons cinnamon and 2 teaspoons brown sugar. Sprinkle mixture over first half of batter. Pour remaining batter into pan. Bake at 350 degrees for 1 hour.