- The restaurant opened in Lasarte-Oria on 1 May 1993 and remains led by Martín Berasategui.
- Its live 2026 menu publishes both a tasting sequence and an à-la-carte selection.
- The current tasting menu identifies individual creations by year, combining long-standing signatures with recent dishes.
- Recent independent reporting in 2026 confirms Berasategui remains professionally active after fifty years in kitchens.
- Independent longitudinal reporting documents a substantial group of chefs who trained within his kitchens before leading restaurants of their own.
The editorial review distinguishes verified menu history, current operation and documented professional influence from direct sensory judgement. It incorporates, rather than suppresses, recent criticism of proportion and texture, and makes continued whole-menu balance an explicit condition of the band.