Savory Root Vegetable Soup

Name: Savory Root Vegetable Soup
Ingredients: 4 bacon strips; 2 celery ribs, chopped; 1 medium onion, chopped; 1 medium green pepper, chopped; 2 medium leeks (white portion only), chopped; 2 cups frozen shredded hash brown potatoes; 1 cup cubed peeled sweet potato; 2 medium parsnips, peeled and chopped; 2 medium carrots, peeled and chopped; 2 small turnips, peeled and chopped; 3 cans (14-1/2 ounces each) chicken broth; 2 tablespoons minced fresh parsley; 2 teaspoons herbes de Provence; 1 garlic clove, minced; 1/2 teaspoon white pepper; 1/2 teaspoon ground coriander; 1 cup sour cream; 1 cup shredded Swiss cheese