5 Best French Onion Soup in Philadelphia
Philadelphia, PA - French Onion Soup in Philadelphia is a dish you can make at home. You only need a few ingredients to make this hearty, comforting soup. Caramelized onions are the key to the flavor of this soup. You will need to simmer the onions. They should be cooked on low heat for about an hour. This will help them to release their sugars. Add a bay leaf, red wine, thyme sprigs, and beef broth to the pot. You may also add vinegar to the soup for sweetness.