Hearty Potato Soup

INGREDIENTS

• 6 potatoes, peeled and cut into 1/2-inch cubes (2 1/2 pounds)
• 2 medium onions, diced
• 2 carrots, thinly sliced
• 2 celery ribs, thinly sliced
• 2 (14 1/2-ounce) cans low-sodium fat-free chicken broth
• 1 teaspoon dried basil
• 1 teaspoon salt
• 1/2 teaspoon pepper
• 1/4 cup all-purpose flour
• 1 1/2 cups fat-free half-and-half
• Italian Bread Bowls
• Garnish: fresh celery leaves