Coconut Lemon Pie
["1 (9-inch) pie shell", "4 large eggs, separated", "1/2 c. fresh lemon juice", "1 1/4 c. sugar", "5 Tbsp. cornstarch", "1/2 tsp. salt", "1 1/2 c. boiling water", "1 Tbsp. grated lemon rind", "2 Tbsp. butter", "1/4 c. coconut", "1/2 c. sugar"]
["Combine egg yolks and lemon juice; set aside.", "In a heavy saucepan, combine sugar, cornstarch and salt.", "Add boiling water, stirring constantly.", "Cook over medium heat; bring to a boil. Turn heat down to low; cook, stirring, for 2 more minutes.", "Remove from heat.", "Stir in rind, butter and coconut.", "Pour into pie shell."]
["pie shell", "eggs", "lemon juice", "sugar", "cornstarch", "salt", "boiling water", "lemon rind", "butter", "coconut", "sugar"]