Ingredients

• 1 large onion, halved lengthwise and thinly sliced
  
• 1 cup sliced celery
  
• 1/4 cup butter or margarine
  
• 1/4 cup all-purpose flour
  
• 2 teaspoons Worcestershire sauce
  
• 3/4 teaspoon dry mustard
  
• 1 14 1/2 - ounce can chicken broth*
  
• 3 cups peeled and cubed potatoes
  
• 1 cup chopped carrots (2 medium)
  
• 8 ounces fully cooked kielbasa (Polish sausage), sliced 1/4 inch thick
  
• 3 1/4 cups milk
  
• 3 cups shredded sharp cheddar cheese (12 ounces)
  
• 1/4 teaspoon coarsely ground pepper
  
• Shredded sharp cheddar cheese or coarsely ground pepper (optional)