Shrimp Bisque Soup from Gurney's Restaurant Recipe - Food.com

Ingredients

• 1 lb shrimp
• 1/2 cup butter
• 1 1/2 cups onions, chopped
• 1 1/2 cups celery, chopped
• 1 1/2 cups carrots, chopped
• 3 garlic cloves, minced
• 4 cups chicken broth
• 28 ounces tomatoes with juice
• 1 1/2 cups dry white wine
• 2 teaspoons cooking sherry
• 1 tablespoon salt
• 1 1/2 teaspoons thyme
• 1/2 teaspoon white pepper
• 1/2 teaspoon cayenne pepper
• 1/3 cup flour
• 3 cups half-and-half
• watercress leaf, if desired (to garnish)