Saute 3 stalks of celery, 3 chopped carrots, and 1 small onion for 5 min.Sprinkle with 2 TB flour and stir.
Add 1 big box of chicken broth, 3 chopped potatoes, and a lot of broccoli. Add salt and pepper and a dash of cayenne pepper. Simmer til tender. Mash soup. Add a little milk, heavy cream, 3 pieces of American cheese and Cheddar cheese (or however much you want).
This is our favorite soup. It is perfect to get rid of all the big bags of veggies that are going bad!