1 pkg. Pillsbury yellow cake mix
1/2 c. butter, melted
1 egg

Grease bottom only of 13 x 9 pan. Reserve 1 cup cake mix for topping. Combine remaining cake mix, butter, and egg; press into pan.

FILLING:

3 c. (1 lb. 14 oz.) can pumpkin pie mix
2 eggs
2/3 c. milk

Prepare filling by stirring all ingredients until smooth. Pour over crust.

TOPPING:

1 c. reserved cake mix
1/4 c. sugar
1 tsp. cinnamon
1/4 c. butter

Combine all ingredients. Cut in butter and leave refrigerated until ready to use. Sprinkle over filling; bake at 350 degrees for 50 minutes or more until knife in center comes out clean. (Glass pan - bake at 325 degrees for more time.)

Serve with whipped topping. It's like pumpkin pie.