CRUST
1 pk Yellow cake mix less 1 cup
1/2 c  Margarine; melted
1    Egg

-FILLING –
3 c Mashed yams
1 tb Pumpkin pie spice
1/2 c Brown sugar
2 Eggs
2/3 c Milk

-TOPPING –
1 c Cake mix (reserved from
-crust)
1/4 c Sugar
1 ts Cinnamon
1/2 c Margarine
1 c Pecans

Grease bottom of 13×9 inch pan. Reserve one cup of cake mix for topping.
Combine remaining cake mix, margarine and egg. Press into pan.

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

For topping, combine all ingredients. Sprinkle over filling. Bake in
preheated 350 degree oven for 55 to 60 minutes, until knife inserted in
center comes out clean. Cool; cut in squares. Serve with whipped cream or
topping, if desired. Yields 16 large squares.