Ser koryciński swojski (Rustic, or Local cheese from Korycin) is a unique ripened and salted cheese produced from unpasteurized, full-fat cow's milk in Sokólski County, Podlaskie Province in Poland. The cheese has a specific shape due to the strainers in which it is made - it is flattened and spherical with an elliptical cross-section.
It weighs from 2,5 to 5 kilograms, and on the interior, it has numerous small holes of different sizes dispersed throughout its creamy yellow body. The flavor or Ser koryciński swojski is mild and creamy when fresh, and salty and nutty if matured, and dry, salty and nutty if fully ripe.