Ooh la la! Here’s a French lesson you can ace in your own kitchen. Hearty and warming French onion soup is so simple to make, and this video shows you... See more how. Step-by-step instructions take you through slicing the onions and cooking them to golden brown deliciousness with the help of a little sugar and brandy. Beef broth goes in next; then the soup is ladled into oven-proof bowls and topped with a round of crusty bread and two kinds of cheese. A quick run under the broiler finishes the dish. It’s that easy. Find top-rated recipes for French Onion Soup.