– 1 pound dried Great Northern beans – 1 ham bone + ham scraps 1-2 cups leftover chopped ham – 1 large onion peeled and cut into large chunks – 4 carrots peeled and cut into large chunks – 3 celery stalks sliced – 4 cloves garlic peeled and cut into small pieces – 10 cups water – 2 tsp bouillon paste I used vegetable, or a bouillon cube or sub some of the water for no-sodium chicken broth – 2 bay leaves – 10-12 cups water may need more, if it is too thick – 2 to 3 teaspoons white vinegar – Salt and pepper to taste, I used about 2 teaspoons salt and 1 tsp freshly ground pepper ROUX – ¼ cup vegetable oil or butter (or lard, if you happen to have some) – ¼ cup flour – 1½ cups of broth from the soup – 2 tsp Hungarian sweet paprika – Salt and pepper to taste – 1 Tablespoon extra-virgin olive oil