Classic French onion soup only requires a few simple ingredients, the base of which are onions, beef stock, wine, Worcestershire sauce, and seasonings. Plus a sliced baguette and cheese to bring it all home. https://damndelicious.net/2019/01/04/classic-french-onion-soup https://www.deliaonline.com/.../european/french/french-onion-soup In my recipe, I use a combination of beef stock, chicken stock, red wine, and also add in some balsamic vinegar, plus three different types of cheese. It originated in – surprise – France; and dates back all the way to the 18th century. Julia Child’s French Onion Soup Recipe . https://www.tasteofhome.com/recipes/classic-french-onion-soup Head chef Ben Dineen opts for Spanish onions… The French onion soup at l’Gueuleton restaurant on Fade Street in Dublin 2 has a loyal and enthusiastic following, and is a menu staple there. https://www.ricardocuisine.com/en/recipes/7047-french-onion-soup-the-best French onion soup is a thin soup made with caramelized onions, beef broth, and wine, and topped with bread and cheese.