Best Ever Lemon Pie
["1 1/2 c. sugar", "1/2 c. cornstarch", "4 egg yolks", "1 3/4 c. water", "1/2 c. lemon juice", "3 Tbsp. margarine", "1 tsp. grated lemon rind", "1 baked 9-inch pastry shell"]
["Combine first 3 ingredients in saucepan.", "Set aside."]
["sugar", "cornstarch", "egg yolks", "water", "lemon juice", "margarine", "lemon rind", "pastry shell"]