Sweet Potato Pie
["2 c. sweet potatoes, cooked and mashed", "1/2 c. butter, melted", "2 eggs, separated", "1 c. firmly packed brown sugar", "1/4 tsp. salt", "1/2 tsp. cinnamon", "1/2 tsp. nutmeg", "1/2 tsp. ginger", "1/2 c. milk", "1/4 c. sugar", "1 (9-inch) unbaked pastry shell"]
["Combine", "potatoes,", "butter, egg yolks, brown sugar, salt and spices.", "Stir", "in milk, mix well.", "Beat egg whites (at room temperature) on high", "speed", "with", "electric mixer for 1 minute. Gradually add the 1/4", "cup\tsugar,\t1", "tablespoon", "at", "a", "time, beating until stiff", "and", "peaks", "form.", "Fold", "egg", "whites", "into potato mixture.", "Spoon into unbaked pastry shell.", "Bake at 450\u00b0 for 10 minutes.", "Reduce", "heat to 350\u00b0 and bake an additional 45 minutes or until set.", "Yield: 1 (9-inch) pie."]
["sweet potatoes", "butter", "eggs", "brown sugar", "salt", "cinnamon", "nutmeg", "ginger", "milk", "sugar", "pastry shell"]