Creamy Vegetable Soup

4 T olive oil
1 medium onion, diced
3 cloves of garlic
4 carrots, diced
2 ribs of celery, diced
2 small zucchini, peeled and diced
1 medium green pepper, diced
4 C cooked mashed sweet potatoes
2 C chicken broth
2 C water
1 28 oz. can of crushed tomatoes
1T cumin
1T chili powder
1T coriander
1/4 C chopped cilantro
salt and pepper
parsley, chopped

Saute onion, carrots, celery, onions, green pepper, zucchini and garlic in oil until golden brown. Add water, tomatoes and chicken broth bring to a boil. Add sweet potatoes and seasonings . Turn to simmer and cook for 8 hours. Stir every so often.