3 or 4 lrg. sweet potatoes ( 2 1/2 lbs.)

2 c. sugar

1/2 c.butter

4 eggs

1 tsp. cinnamon

1/2 tsp. nutmeg

1/4 tsp. cloves

1 can evaporated milk

1/2 tsp salt

2 ( 9-inch) deep dish pie shells ( unbaked)

Preheat oven and cookie sheet to 375 degrees. Boil sweet potatoes in water until easily pierced with a fork. Cool slightly. Place cooked and peeled potatoes in a large mixer bowl. Beat with electric mixer until smooth. Stir in butter until smooth. Beat in eggs, one at a time. Mix in spices, salt, and milk. Pour into unbaked shells. Bake on preheated cookie sheet near center of oven 70 minutes or until knife inserted in center comes out clean. Cool on wire rack. Garnish with marshmallows if desired.