Jerusalem Artichoke and Truffle Soup with Rye Bread Croutons

I remember so clearly the first time I tasted this soup. My Danish friend Søren had just serenaded us on the piano in Blakes Hotel, whereafter our friend Nikolaos ordered Blake’s version of this dish. The flavour made such a huge impact on my taste buds that I have played around lots with this fabulous root vegetable. It’s completely unique and for me a much loved flavour of winter. We Danes also adore our bacon and use ‘any excuse’ we can to add it to a di