Crumb Cake

Directions

1. 1
   Prepare cake mix as directed.
2. 2
   Pour into 11 x 16-inch greased and floured pan.
3. 3
   Bake 15 minutes at 350°.
4. 4
   While baking, mix sugar and margarine.
5. 5
   Add cinnamon and flour.
6. 6
   Mix into crumbs and cover top of cake.
7. 7
   Continue to bake crumbs and cake for 20 minutes.
8. 8
   When cool, sprinkle with powdered sugar.