Parisian Flan (French Custard Pie) very easy to make 😍👌

The pastry flan is a dessert loved by everyone, young and old ...
INGREDIENTS:
Dough :
200g of flour
100g semi-salted butter, softened
100g of sugar
1 egg
Flan:
5 eggs
700ml of milk
200ml of liquid cream 30% fat
90 of cornstarch or 100g of custard powder
200g of sugar
1 tsp of liquid vanilla flavoring
Bake for 40 minutes at 180 ° C