Creamy Vegetable Soup

1 lg onion
1/4 c butter or marg
3 md sweet potatoes (peeled and chopped)
3 med zucchini, chopped
1 bunch broccoli, chopped
2 qts (8 c) chicken broth
2 med potatoes, peeled and shredded
2 tsp salt
1 tsp pepper
1 tsp celery seed
1-2 tsp ground cumin
2 c light cream

In lg kettle, saute onion in butter till transparent, but not browned. Add the sweet potatoes, zucchini and broccoli; saute lightly for 5 min or until crisp-tender.
Stir in broth; simmer for a few minutes. Add potatoes and seasonings. Cook another 10 min OR UNTIL veggies are tender. Stir in cream and heat thoroughly.