Ham Mac and Cheese Soup

Bahan-bahan (10 porsi)

• 3 cups macaroni noodles (dry)
• 1/4 cup butter
• 1/4 cup flour
• 1 tablespoon dijon mustard (more to taste)
• 28 ounces chicken broth (3 and 1/2 cups *)
• 3 cups half and half
• 1 pound cheddar cheese (about 5 cups, shredded)
• 2 cups ham (diced, use leftovers, or buy a ham steak)
• salt and pepper (to taste)