Lemon Meringue Pie
["1 c. sugar", "3 Tbsp. cornstarch", "1 1/2 c. cold water", "3 egg yolks, slightly beaten", "1 lemon rind, grated", "1/4 tsp. lemon juice", "1 Tbsp. butter", "3 egg whites", "1/3 c. sugar", "9-inch baked pastry shell"]
["Stir together in saucepan 1 cup sugar and cornstarch. Gradually add water, stirring until smooth.", "Stir in egg yolks. Bring to a boil over medium heat.", "Boil 1 minute.", "Remove from heat; stir in lemon rind, juice and butter.", "Cool.", "Turn into pastry shell."]
["sugar", "cornstarch", "cold water", "egg yolks", "lemon rind", "lemon juice", "butter", "egg whites", "sugar", "pastry shell"]