Leek Apple And Thyme Soup

Name: Leek, Apple And Thyme Soup
Ingredients: Makes about 3 quarts soup, 10 to 12 servings; 7 leeks, divided; 3 tablespoons plus 2 teaspoons extra-virgin olive oil, divided; 1 large onion, thinly sliced; 2 to 3 large cloves garlic, pressed; 2 Granny Smith apples, peeled and chopped; 1 Red Delicious apple, peeled and chopped; 1 3/4 pounds potatoes, peeled and cubed; 2 quarts water; 3 bay leaves; 3 sprigs parsley; 1 1/2 tablespoons fresh thyme leaves; Salt, coarsely ground black pepper and nutmeg to taste