1 box yellow cake mix
1 pkg. vanilla pudding, instant
1 c. water
3/4 c. corn oil
4 eggs
1 tsp. butter flavoring
1 tsp. vanilla extract

FILLING INGREDIENTS:

1/4 c. white sugar
2 tbsp. cinnamon

Mix cake ingredients together on high for 8 minutes. Fold filling into batter. Pour into greased and floured bundt pan. Bake at 350 degrees for 50 minutes.