The Kashubian herring salad, known as Sałatka śledziowa po kaszubsku, was officially added to the list of traditional products on January 17, 2012. This dish consists of a mixture containing visible pieces of cucumbers, potatoes, apples, and herring. In traditional Kashubian cuisine, fish served as a main course or a side dish, with herring holding a particularly important place among the sea fish caught in the region.[1]
Historically, households prepared special barrels filled with salted herring during autumn. Women prepared the fish in various ways, including marinating, frying, roasting over fire, smoking, salting, and seasoning with sour cream, oil, or mayonnaise. These fish were added to salads, scrambled eggs, pea soup, or mushroom dishes. Herring also formed part of traditional fasting meals, earning the playful nickname 'postnik' for its role during Lent, Christmas Eve, and wedding ceremonies.[1]