Cheeseburger Soup

Ingredients

• 1 lb ground beef
• 3/4 cup onion chopped
• 3/4 cup carrots shredded
• 3/4 cup celery diced
• 1 teaspoon dried basil
• 1 teaspoon dried parsley flakes
• 4 tablespoons butter divided
• 3 cups chicken broth
• 4 cups potatoes peeled and diced
• 1/4 cup all purpose flour
• 2 cups Velveeta cheese cubed
• 2 cups Cheddar Cheese Shredded
• 11/2 cups milk
• 3/4 teaspoon salt
• 1/2 teaspoon pepper
• 1/4 cup sour cream