Cabbage Soup With White Beans And Noodles

• 1 cider vinegar if desired
• 1,100 ml water (hot)
• 450 gr navy beans (drained)
• 400 gr green cabbage (chopped)
• 60 gr onion (chopped)
• 28 gr egg noodles (uncooked)
• 6 gr chicken boullion (cubes)
• 5 ml extra-virgin olive oil
• 1 gr salt
• 4 slices low-sodium bacon