Sour Cream Lemon Pie
["1 c. sugar", "3 Tbsp. cornstarch", "1/4 c. butter or margarine", "1 Tbsp. grated lemon rind", "1/3 c. lemon juice", "3 egg yolks (unbeaten)", "1 c. milk", "1 c. dairy sour cream"]
["Combine sugar and cornstarch in pan.", "Add butter, lemon rind, juice and egg yolks.", "Stir in milk; cook over medium heat, stirring constantly, until thick; cool.", "Fold in sour cream. Spoon into baked pie shell.", "Cover with Cool Whip or whipped cream.", "Chill at least 3 hours or overnight."]
["sugar", "cornstarch", "butter", "lemon rind", "lemon juice", "egg yolks", "milk", "sour cream"]