Portuguese bakers use a 100-year-old secret recipe to make their famous egg tarts

Pastéis de nata are beloved in Portugal the same way croissants are in France. And while tons of bakeries around the country make pastéis de nata, the original version is made at a Lisbon bakery using a 100-year-old secret recipe. It's the only bakery where they can be called “pastéis de Belém."