Lemon Meringue Pie
["1/4 c. cornstarch", "2 Tbsp. flour", "1 1/3 c.sugar", "1/4 tsp. salt", "1 1/2 c. boiling water", "3 eggs, separated", "1/3 c. lemon juice", "3 Tbsp. butter", "1 lemon rind, grated", "baked 9-inch pie shell", "6 Tbsp. sugar"]
["Mix cornstarch, sugar and salt into pot double boiler.", "Add boiling water; blend and cook, stirring constantly until thick. Beat egg yolks and stir into mixture.", "Cook 2 more minutes. Remove from heat.", "Add lemon juice, butter and rind from lemon. Mix well and cool.", "Beat egg whites until stiff, adding 6 tablespoons sugar gradually.", "Swirl over pie filling and bake in moderate oven at 350\u00b0 for 12 to 15 minutes until golden brown."]
["cornstarch", "flour", "c.sugar", "salt", "boiling water", "eggs", "lemon juice", "butter", "lemon rind", "pie shell", "sugar"]