Ingredients

Crust:  3 unbaked 9 inch single crusts     

Filling

• 9 medium sweet potatoes or yams ( about 4 pounds)
• 1/4 cup of light margarine, softened
• 1/2 cup of granulated sugar
• 1/2 cup of firmly packed light brown sugar
• 1/2 teaspoon of salt
• 1/4 teaspoon of nutmeg
• 2 eggs, well beaten
• 2 egg whites
• 2 cups of skim milk
• 1 tablespoon of vanilla

Directions

For the filling, boil the sweet potatoes until tender. Peel and mash. Heat your oven to 350ºF. Combine the margarine, granulated sugar, brown sugar, salt and nutmeg in a large bowl. Beat at medium speed, with an electric mixer until smooth. Beat in the eggs and egg whites. Beat in the milk and vanilla slowly. Spoon into 3 unbaked pie shells, using about 4 cups of filling per shell. Bake at 350ºF. for 50 to 60 minutes or until set. cool to room temperature before serving. Refrigerate the leftover pie.