Pastéis de nata (Portuguese pie)

Ingredients:
1 sheet of puff pastry
5 eggs
200 g of sugar
35 g of flour
50 cl of milk
3 tbsp of lemon juice
1 vanilla pod
1 pinch of salt
Preparation:
Roll out the puff pastry on a floured surface, cut circles the size of your mold then push them into the cavities to form tart bases.
Preheat the oven to th. 7 (210°C).
Heat the milk in a saucepan with the vanilla pod split in 2.