You’ll Need:3 tablespoons cornstarch 1/4 teaspoon salt 1 2/3 cups water 1 can regular or low fat sweetened condensed milk 4 egg yolks 1/2 cup sweetened, flaked coconut, toasted 1 teaspoon vanilla extract 1 (9-inch) frozen deep dish pie shell, baked and cooled 2 to 3 cups whipped cream (optional)