Take one unbaked pie crust
Around 3 egg yolks
½ cups of white sugar
2 tbsps of all-purpose flour
Then take 1 tbsp of melted butter
1 tbsp of grated orange zest
1 cup of orange juice
3 egg whites
6 tbsp of white sugar
1 large segmented orange
Preheat the oven to 450 degrees F.
Whisk together egg yolks and ½ cup sugar until pale and well-blended.
Stir-in flour, melted butter, grated orange rind, and orange juice. Mix well & pour into the pie crust.
Bake in the preheated oven at 450 degrees F for 10 minutes.
Reduce the heat to 350 degrees F and bake for another 25 minutes, or until custard is set.
Beat egg whites in a bowl until foamy.
Gradually add 6 tbsp sugar, beat constantly until whites peaks form. Spread this mixture all over the baked pie crust.
Place again in the oven and bake for 10 minutes, or until upper surface is golden brown.
Cool & garnish with orange segments.