Tibetan Lentil Soup

Description
This is a simple, healthy, and unusually spiced soup. It is really satisfying.



Ingredients

 * 1½ cups dried lentils, rinsed
 * 6 cups water
 * 1 tablespoon vegetable oil
 * 1½ cups onions, chopped
 * 2 cloves garlic, minced
 * 1 fresh chili pepper
 * 1 carrot, peeled and diced
 * 1 potato, diced
 * 2 teaspoons ground coriander
 * 3 cups undrained canned tomatoes
 * 1 tablespoon fresh cilantro, chopped
 * 1½ teaspoons salt
 * 2 teaspoons cumin