Lentil Soup with balsamic

3 cups vegetable broth 3 cups water 2 cups brown lentils , picked over and rinsed 1 tablespoon olive oil 1 large onion , peeled and coarsely chopped 2 large[...]

1 1/4 cups lentils (green or brown) 2 small carrots or 2 medium carrots , diced 2 cups mushrooms , sliced 3 stalks celery , diced 1 medium onion , diced 2[...]