You’ll find pastéis de Nata (or Portuguese custard tarts as many people have taken to calling them) in every café in Lisbon, and in Portugal. The question is: which café has the best ones? Most people assume the answer is Pastéis de Belém, and they could well be right. Pastéis de Belém have been making natas since 1837 and are considered to be the first to do so commercially. They’re...

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