To make these Portuguese tarts, prepare the custard. Whisk the whole eggs and egg yolks together in a medium bowl until homogeneous. Then, add sugar, milk, heavy cream, and vanilla extract, whisking the mixture until homogeneous.
– Cover the bowl with a cling film or plastic wrap and chill in the fridge for at least one hour or until the sugar has dissolved.roll out the thawed puff pastry over a floured surface. Sprinkle just a little bit of flour over and spread. .
Cover the tart pans with foil and chill in the fridge for 10-15 minutes. Then, gently pour in the custard filling and bake at the middle rack for 15-25 minutes or until the dough is cooked through and golden brown and the custard is set and have burnt (caramelized) spots on top.