Crumb Coffee CakeFor A Large Crowd

Ingredients
- 1 pkg Duncan Hines Butter Recipe cake mix
- 23 c oil
- 4 eggs slightly beaten
- 23 c milk
- 2 sticks margarine
- 1 stick butter
- 4 c flour
- 23 c brown sugar
- 23 c granulated sugar
- 1 Tbsp cinnamon
- 1 tsp vanilla
- 10x sugar
Directions
- Mix together cake mix oil eggs and milk
- Beat with beater until smooth
- Grease and flour 12 x 18-inch cookie sheet with sides
- Pour batter into cookie sheet and bake at 350 for 18 minutes
- Cool slightly 3 to 5 minutes