Defrost the beans at room temperature. Wash, clean and chop the beans. Peel and wash the carrots, cut them in half lengthwise and slice them. Peel onion and garlic and cut into fine cubes. Peel and dice potatoes. Cut cabanossi into thin slices.
Heat oil in a pot. Sweat sausage for about 3 minutes, after 2 minutes add onion and garlic. Pour in broth, add vegetables, bring to the boil and simmer for about 10 minutes. Wash and clean the tomato, cut into cubes and add. Wash marjoram, shake dry, pluck leaves from stalks and chop. Season soup with salt, pepper and marjoram