250g/9oz thumbnail-sized Jersey Royals, just given a little scrape
broad beans
1 sprig mint
2 black truffles, chopped
bunch wild garlic leaves, washed
300ml/10½fl oz beef jus (or good-quality beef stock)
salt and freshly ground black pepper
salt
150ml/5fl oz truffle oil
2 knobs of butter
knob of butter
600ml/20fl oz double cream, plus 2 tbsp to serve