Bocadillos de calamares en el Restaurante La Campana
One of the most traditional Madrid snacks is a baguette with squid rings in batter, made with three of the basic ingredients of the Mediterranean diet: bread, good quality seafood and olive oil. The bars and taverns around the Plaza Mayor serve the classic versions, but there are also some more daring options devised by top chefs.
More information: https://www.esmadrid.com/en/restaurants/la-campana