Easy Crumb Cake - cooking recipe

Ingredients

1 pkg. Duncan Hines or Betty Crocker butter cake mix
2 bars butter or margarine, softened
2/3 c. brown sugar
3 tsp. cinnamon
1 tsp. vanilla
confectioners sugar

Preparation

Bake cake mix as directed, baking for a shorter time than given on the box for a 9 x 13-inch pan.
Cut rest of ingredients together to make crumb topping.
Spread over baked cake and return to oven for 10 minutes.
Cool slightly and then sprinkle with confectioners sugar.
Serve warm or cold.