As is customary, Idiazabal has transformed into a hub for cheese and craftsmanship. This annual event aims to promote local products and attract numerous visitors.

Alongside the traditional cheese stalls, where the renowned Idiazabal designation of origin cheese takes center stage, an artisan market has also been set up. Here, a variety of handmade products can be found, adding a special atmosphere to the town's streets.

This fair is a significant part of the local cultural and economic activity, providing a platform for local producers and artisans to showcase their goods.