What is a francesinha?

The francesinha is Porto's most iconic dish and one of the city's defining symbols. At first glance it's a sandwich — but one you eat with a knife and fork, smothered in melted cheese and drowned in a hot, thick, slightly spicy sauce. For many in Porto, it's more than food: it's identity.

What's in it

In its classic form, the francesinha layers several meats — typically steak, smoked sausage, fresh sausage and ham — between two slices of bread. It's all wrapped in cheese, baked until it melts, and then generously bathed in the sauce. It almost always comes with fries, and many places top it with a fried egg. Every restaurant guards its own sauce recipe — and that's where the difference between a good francesinha and a memorable one lies.

The sauce

The sauce is the soul of the francesinha and each house's best-kept secret. Hot, full-bodied and with a spicy kick, it usually involves tomato, beer, sometimes piri-piri and other ingredients each cook keeps to themselves. No two places share the same sauce, and for many it's the reason they pick their favourite spot.

A Porto legend

As the legend goes, the francesinha was born in Porto around 1952, at the A Regaleira restaurant on Rua do Bonjardim. Its creation is credited to Daniel David da Silva, an emigrant returned from France and Belgium, who took inspiration from the French croque-monsieur and adapted it to Porto tastes — heartier, with more meats and, above all, with that hot sauce the original lacked. The name "francesinha" (literally "little French girl") is said to nod to its French inspiration, with the cheeky claim that French women were as "spicy" as the sauce. Like any good legend, some question the details — a few suggest the story only took hold decades later — but this is the version that lives on in the city's imagination.

Variations

The original francesinha was simpler, just meats and cheese. Today there's a version for everyone: with egg, without, vegetarian, vegan, even with seafood. Some places follow the traditional recipe to the letter; others reinvent it. Half the fun is trying a few and crowning your own favourite.

Now that you know what it is, there's only one thing left: to taste it. Check out our ranking of the best francesinhas and pick where to start.