Czernina is a traditional Polish offal soup made with duck blood and sour fruit. Czernina is a traditional Polish offal soup, typically made with duck blood and sour fruit such as prunes or apples.

Zalewajka is a traditional Polish soup from the city of Łódź. It is made with potatoes, onions, bacon, carrots, garlic, and dill as its main ingredients, and often served with a dollop of sour cream on top.