Beef, Bacon and Bean Soup

Rinse the beans. Cover with water and boil for 10 minutes. Drain and rinse again. Heat the oil in a large pot and sauté the bacon, beef, bay leaves, cumin, onion, garlic, celery and carrots. Add the beans, tomatoes, vinegar, water and seasoning. Bring to the boil. Reduce the heat, cover and simmer for 1½ hours.