Carrot and Broccoli Soup

Ingredients:
1 medium onion, chopped
2 medium carrots, chopped
2 celery ribs, chopped
1 TLBS butter
3 cups fresh broccoli florets
3 cups fat-free milk, divided
3/4 tsp salt
1/2 tsp dried thyme
1/8 tsp pepper
3 TLBS flour

Directions:
In a large saucepan coated with cooking spray, cook the onion, carrots and celery in butter for 3 minutes. Add broccoli; cook 3 minutes longer. Stir in 2-3/4 cups milk, salt, thyme and pepper.
Bring to a boil. Reduce heat; cover and simmer for 5-10 minutes or until vegetables are tender. Combine the flour and remaining milk until smooth; gradually stir into soup. Bring to a boil; cook 2 minutes longer or until thickened. Yield 4 servings.