Directions:
- Preheat oven to 350 degrees
 
To Make Lemon Filling:
- In a medium saucepan, whisk together 1 cup sugar, flour, cornstarch, and salt.
 - Stir in water, lemon juice and lemon zest.
 - Cook over medium-high heat, stirring frequently, until mixture comes to a boil.
 - Stir in butter.
 - Place egg yolks in a small bowl and gradually whisk in 1/2 cup of hot sugar mixture.
 - Whisk egg yolk mixture back into remaining sugar mixture.
 - Bring to a boil and continue to cook while stirring constantly until thick.
 - Remove from heat.
 - Pour filling into baked pastry shell.
 
To Make Meringue:
- In a large glass or metal bowl, whip egg whites until foamy.
 - Add sugar gradually, and continue to whip until stiff peaks form.
 - Spread meringue over pie, sealing the edges at the crust.
 - Bake in preheated oven for 10 minutes, or until meringue is golden brown.
 
Enjoy.
