Sweet Potato Pie
["4 medium potatoes, cooked and mashed", "3 1/2 c. sugar", "1 c. all-purpose flour", "3 eggs, beaten", "2 sticks butter", "1/2 c. Carnation milk", "1/2 tsp. baking powder", "1/4 tsp. salt", "2 tsp. nutmeg", "1 tsp. butter flavoring"]
["Combine potatoes, milk and butter.", "Beat with electric mixer at medium speed, rinsing beaters several times to remove strings from potatoes.", "Mix all dry ingredients, add alternately to potato mixture.", "Then add egg and mix thoroughly, add flavoring and beat. Prick two pie crusts with a fork.", "Pour potato mixture into pie crusts.", "Bake 45 minutes in a 350\u00b0 oven."]
["potatoes", "sugar", "flour", "eggs", "butter", "Carnation milk", "baking powder", "salt", "nutmeg", "butter"]