Onion Soup. "Our rich and authentic French Onion soup is the perfect balance of sweet and savoury. We slowly caramelise the onions in a little butter until they're perfectly sweet and then add a dash of sherry for that delicious burst of flavour. Made just like it is in Provence.". Audrey Baxter. 1 of your 5 a day*. *Per can. Aim for at least 5 different portions of fruit or veg a day.