Sara Lee Butter Coffee Cake

This is the best coffee cake I have ever eaten. I purchased it at a bake
sale and called the lady for the recipe. She kindly shared it!!!!
1 box yellow cake mix
1 small box of vanilla instant pudding
3/4 c. vegetable oil
3/4 c. water
4 eggs
1 T. butter extract
1 T. vanilla

Preheat oven to 350 degrees. Butter a 9 x 13 baking pan.

Beat cake mix, pudding, water, eggs,and oil 8 minutes at medium
speed.
Add butter extract and vanilla.
Pour 1/2 of mixture in buttered 9 x 13 pan.
Mix 1/2 c. sugar and 2 T. cinnamon. Sprinkle 1/2 mixture over batter
in pan. Spread rest of batter and rest of sugar mixture on top. Swirl
knife through. Bake for 30 to 35 minutes. Drizzle with the following:

1 c. powdered sugar
1 T. hot milk
1/2 tsp. butter extract
1/4 tsp vanilla

This is so moist too!