Seis Cuarenta

Cervecería & Catalan · Les Corts, Barcelona · €€

Open since 2025

Eugeni de Diego has had several lives — El Bulli cook, El Bulli Foundation director — and Seis Cuarenta is his most populist play yet. A Madrid casa castiza dropped onto Diagonal, breakfast to late night, white-jacketed waiters and a house beer.

The Delekta Review

Chef-owner Eugeni de Diego — El Bulli kitchen, then El Bulli Foundation director — runs the group with his partner Ana Alvarado, its CEO Fourth project after Apluma, Colmado Wilmot, and Lombo Opened December 2025 at Diagonal 640, a few steps from L'Illa Day-to-day kitchen led by jefe de cocina Juanma Tejedo

Cervecería modeled on Madrid's casas castizas — classic tapas and tavern cooking, served all day House beer blended to a 60/40 Damm-Turia coupage — the same 60/40 split as the cooking, simple to complex

Salpicón de marisco — La Vanguardia hopes the dish catches on across Barcelona Sardinas en escabeche, deboned — Isidre Gironès's recipe via Eugeni de Diego, his apprentice at Ca l'Isidre Huevos rellenos with gambitas, adapted from a historic Ignasi Domènech recipe Cubanito — brioche with lacón, Savora-spiced mayonnaise, Cheddar, and gherkins Macarrones with chorizo and Iberian butifarra

Two-level dining room with a terrace and a glass-fronted bar showing the day's preparations White-jacketed waiters; built for the noise it actually generates

€25–30 average per diner; non-stop service from breakfast onward, every day

Quoted in

“It's as if the chef Eugeni de Diego had lived several lives.” — Cristina Jolonch · La Vanguardia
“The tortilla's level of moltenness is on point, the calamari are perfectly crisp.” — Isabelle Kliger · The Infatuation

What the critics say

Visit

Address
Av. Diagonal, 640, Les Corts, 08017 Barcelona, Spain
Phone
+34 933 63 08 11
Website
seiscuarenta.es
Reservations
Book a table

Nearby restaurants in Les Corts

More Catalan in Barcelona

Explore on Delekta