Puff cakes with cream are originally from the city of Belén, and a special dish of Portugal. They are served in many cafes and restaurants across the country, not just in Belen. It isn’t difficult to prepare such cakes at home, the only "but" is that to prepare cream you will need many egg yolks. What about the egg whites? For example, bake meringues. But it is a different story and now let's cook a treat from Portugal.