3. Add the pork mixture, Beef Stock, and paprika to the beans. Cover and simmer for 1 hour until the beans are tender.
4. Using a slotted spoon, remove about ¾ of the beans to a food processor or blender. Add about 1½ cups of the stock left in the pot to the beans and puree.
5. Return to the pot, adding the sauerkraut. Cover and simmer for 1 hour until the kraut is very tender. Add the salt and pepper, being generous with the pepper.