Soak the rolls in milk, then squeeze them.
Mince the liver with the squeezed rolls, add the eggs.
Peel and finely chop the onion, chop the parsley as well, add to the liver mixture with the spices and breadcrumbs and mix well.
Form dumplings with wet hands and cook them over steam for 25 minutes.
Arrange the liver dumplings in the soup and serve.