Lemon Pie
["1 c. sugar", "3 egg yolks", "2 lemons", "1/4 c. flour", "2 c. sweet milk"]
["Mix sugar and flour.", "Add well beaten egg yolks, then add milk gradually and stir until smooth.", "Then cook in a double boiler until thick.", "Add the juice and grated rind of 2 lemons and pour in a baked 9-inch pie shell.", "Top with beaten egg whites to which 1/4 cup sugar and 1/2 teaspoon vanilla has been added.", "Bake until golden brown."]
["sugar", "egg yolks", "lemons", "flour", "sweet milk"]