This French Onion Soup recipe has just a few ingredients and all are ones that I have on hand! I also love that balsamic vinegar is used instead of wine! There is nothing like a nice warm bowl of soup to warm you up and french onion soup is hands down my favorite soup. It's so simplistic and yet has such a deep taste. I'm also a huge fan of caramelized onions so that could be a big reason for my love of this soup. This simple french onion soup is easy to make and doesn't require a lot of