Chess Pie
["1 c. sugar", "1 c. butter", "3 egg yolks", "3 Tbsp. water", "1 tsp. vanilla", "1 egg white", "uncooked pastry shell for 9-inch pie"]
["Preheat oven to 350\u00b0.", "Cream sugar and butter as for making cake.", "Add egg yolks and white and beat well.", "Add water and vanilla and beat again.", "Pour into a pie plate lined with pastry and bake until filling sets, about 35 minutes.", "Serves 6 to 8."]
["sugar", "butter", "egg yolks", "water", "vanilla", "egg", "pastry shell"]