Kapustnica is a traditional Slovak soup made primarily from fermented cabbage, known as sauerkraut. This hearty dish often includes ingredients like smoked meat, sausages, and various spices, giving it a rich and savory flavor. It is commonly served during festive occasions, especially around Christmas. The soup is typically prepared by simmering the sauerkraut with meat and vegetables, allowing the flavors to meld together. Kapustnica can vary in recipe depending on the region and family traditions, but it remains a beloved staple in Slovak cuisine, symbolizing warmth and togetherness during celebrations.