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[...]

2 cups green lentils or 2 cups red lentils , rinsed and picked over 8 cups water 2 cups minced onions 1/2 cup minced celery 1 cup chopped carrot 2 teaspoons[...]