Great Sweet Potato Pie
["2 large sweet potatoes, cooked and mashed", "1 c. butter or margarine, melted", "4 eggs, well beaten", "1 3/4 c. sugar", "1/2 tsp. salt", "1/2 tsp. nutmeg", "1/2 tsp. allspice", "1 tsp. vanilla", "1 (9-inch) pastry shell, unbaked (Already pie crust or make your own)"]
["Boil the potatoes until tender and mash (should be about 2 cups). Add margarine, eggs and remaining ingredients.", "Pour into pastry shell and bake 45 or 50 minutes at 350\u00b0.", "Cool 1 hour before cutting. Can use Cool Whip or whipped cream as topping. Delicious!"]
["sweet potatoes", "butter", "eggs", "sugar", "salt", "nutmeg", "allspice", "vanilla", "pastry shell"]