The key to a great French onion soup, is in the onions. You need to allow time for them to gently caramelise and go a lovely ...

Fry the onion and carrots in a big, hot frying pan with olive oil for 4-5 minutes. Add lentils and 400ml water. Bring to a boil and cover. Cook over low heat for 5 minutes. Add tomatoes and the pouch ...