El Anciano Rey de los Vinos

El Anciano Rey de los Vinos is the kind of place that makes you understand why Madrileños are so proud of their tavern culture. Sitting on Calle de Bailén, just steps from the Royal Palace and the Almudena Cathedral, it's been serving up classic Madrid fare in a castizo setting that feels like it hasn't changed in decades — and that's exactly the point. The walls are loaded with old bottles, the bar is always buzzing, and the waiters are the sort of characters who remember your order and crack jokes while they pour.

The food is solid traditional Madrid cooking. The rabo de toro is the standout — slow-cooked bull's tail that falls apart on the fork, served in a rich, dark sauce you'll want to mop up with bread. The croquetas are among the better ones you'll find in the city, and the callos a la madrileña are a reliable order if you're into tripe. But honestly, the move here is to start with a vermut de grifo (vermouth on tap) and a few tapas at the bar, then settle in. The terrace is the real draw in good weather — sitting outside at night with the cathedral illuminated in front of you is one of those Madrid moments that's hard to beat.

Is it touristy? Sure, the location guarantees that. But the kitchen is legit, the prices are reasonable for the area, and the service is genuinely warm. It's not a hidden secret, but it doesn't need to be — it's earned its reputation. Go for lunch if you want the full experience, or grab a vermouth and a tapa at the bar if you're just passing through.