Broccoli Cheddar Soup

Name: Broccoli Cheddar Soup
Prep time: 10 min
Cook time: 40 min
Total time: 50 min
Cuisine: American
Ingredients: 4 oz unsalted butter; ½ cup all-purpose flour; ½ cup celery (fine diced (2-3 stalks)); 1 cup white onion (fine diced); 3-4 cups broccoli florets ( chopped); 4 cups chicken stock (or vegetable stock); 2 cups water (add more water as needed); 1 ½ cup cheddar cheese (shredded); 1 cup heavy cream (or light cream); salt and black pepper to taste