Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   3      tablespoons   margarine
     1/4  cup           sugar
     1/4  teaspoon      salt
   1                    egg yolk
   3      tablespoons   lemon juice
   1      teaspoon      lemon peel
     1/4  teaspoon      cinnamon
   3      large         sweet potatoes -- cooked, mash
   1      cup           skim milk
   3                    egg whites -- beaten stiff
   1      9 inch        unbaked pie shell

Preparation:

Use about 1 1/2 pounds sweet potatoes. Heat oven to 350 F. Beat together margarine, sugar, and salt. Add egg yolk, lemon juice, lemon peel and cinnamon. Stir in sweet potatoes and milk. Mix well. Fold in egg whites; pour into pie shell. Bake for 40 to 50 minutes or until knife inserted in center comes out clean. To reduce saturated fat, use a homemade pie shell made with vegetable oil.

Nutritional Information:

1/8 wedge - 263 calories, 2 starch exchanges, 2 fat 6 grams protein, 13 grams fat, 32 grams carbohydrate, 3 grams fiber 296 mg sodium, 524 mg potassium, 34 mg cholesterol