Aburuza is a traditional cider house located very close to the town centre of Aduna. It has 29 cider kilns in the cellar and produces natural cider with the Euskal Sagardoa Denomination of Origin seal. It also sells a new type of cider: Musker.

The restaurant offers different menus, as well as the possibility of buying cider in bottles. Guided tours of the apple orchards and the winery itself are also available.