Broccoli - Cheese Soup

Ingredients
10 C. water
12 tsp. chicken bullion
1 onion, chopped
1 C. celery, chopped

20 oz. frozen CHOPPED broccoli
2 1/2 cubes butter
1 1/4 C. flour
16 oz. Cheese Whiz light

Instructions
Boil water with bullion until dissolved. Add onion, celery & broccoli and continue to boil. In seperate pan melt butter, add flour and boil one minute. Add to broth. Mix together well and turn to medium/low heat. Add Cheese Whiz and mix really well, stirring constantly until cheese is melted...about 2-3 minutes. Soup is ready when cheese is melted.