1 box yellow cake mix
3/4 c. Crisco oil
4 eggs
8 oz. sour cream
1 tsp. vanilla
1 c. brown sugar
2 tsp. cinnamon

Mix cake mix, Crisco oil, eggs, sour cream and vanilla. Pour 1/2 mixture in 13x9 greased, floured pan. Mix sugar and cinnamon. Sprinkle 1/2 over batter and swirl it with a fork. Pour rest of batter and spread top with remaining brown sugar mixture. Swirl. Bake at 325 degrees for 40 to 45 minutes.

GLAZE:

2 c. powdered sugar
4 tbsp. milk
1 tsp. vanilla

Mix and pour over hot cake.