When you're planning your visit to Cafeteria Eroski, you could take municipal transportation to the station Euskotren-Lurgorri, which is the nearest station at 292 meters distance to the eatery, otherwise, there are parking spaces 670 meters away at Barrio San Pedro de Lumo.
We might have the set menu for Cafeteria Eroski from Gernika-Lumo in the photos. a set menu might be further down.