Sweet Potato Soup

Sweet Potato Soup

Ingredients:

2 tsp butter or margarine
1/2 cup sliced carrots
1/2 cup sliced celery
1 1/2 cups peeled, seeded, & chopped tomatoes
6 cups beef broth
1 1/2 pounds sweet potatoes, peeled & thinly sliced
Freshly ground black pepper to taste
Plain nonfat or low-fat yogurt for garnish(optional)\




Procedure:

1. In a large saucepan, melt the butter or margarine, add the carrots & celery
   & saute  the vegetables for about 5 minutes, stirring them often
2. Add the tomatoes, & cook the ingredients until the liquid is somewhat reduced
3. Add the broth and sweet potatoes, bring the mixture to boil, reduce the heat,
   cover the pan, & simmer the mixture for 20 to 30 minutes or until
    the vegetables are very soft
4. Puree the mixture in a blender or food processor,or put it through a food mill.
    Add the pepper to the soup, reheat the soup or chill it, and serve it garnish
    with the yogurt, if desired.