Easy Lemon Meringue Pie Recipe From Toast / From Film to the Kitchen

Lemon Meringue Pie recipe from Toast (2010) using food stylist Katharine Tidy original recipe for the film. I have wanted to create the amazing lemon meringue pie from Toast scene I first watched it 10 years ago. All the food in the film is so visually pleasing. The thick lemon curd layer and fluffy meringue always made me wonder could I do that? This is my attempt to recreate this amazing food in film moment. Recipe below
9 inch flan pan
the footage in the first minute of the video is from Toast (2011)
Pastry ingredients:
225g flour
110g butter
a pinch of salt
cold water to mix
Lemon layer ingredients for a 9-inch pie pan:
1 cup sugar
1/3 cup corn starch
pinch of salt
1 1/2 cups warm water
the peel of 1 lemon
1/2 cup lemon juice
4 eggs
10 grams of gelatine powder
yellow food colouring (optional)
Meringue ingredients:
4 egg whites for the 9-inch pie pan
100 grams caster (baker's) sugar
OR
10 egg whites for the deep dish or for more height I used this amount for the lemon meringue pie in the thumbnail.
Or the Swiss Meringue
5 egg whites
1 cup caster sugar
for more hight double the recipe.