After buying the best fish that arrives to the Cantabrian fish markets, the traditional process of elaboration of these anchovies begins. The expert hands of the women of Cantabria clean them, rub them by hand one by one and trim them and then they are packed in sunflower oil in order to maintain all their properties: flavor, texture and aroma, taking care of a reduced salt content, the exact time of maturation turn these anchovies into a delicious delicacy.