If you have beetroot in your veg box today or lingering from last week, this is a great way to give this humble root the star treatment. So simple, surprisingly delicious and the crimson, white and green looks very alluring on the plate. A fantastic starter or light lunch alongside some good bread. Recipe from bbcgoodfood.com. The beetroot slices need to be extremely thin: if you are slicing them by hand (as I did) and they’re not delicate enough, increase the marinating time, ideally several hours or overnight.