1 head cauliflower, cut into florets
1 tbsp finely snipped fresh chives
1 tsp Dijon mustard
salt and freshly ground black pepper
2 tsp maple syrup
1 tbsp olive oil
35²µ/1¼´Ç³ú crème fraîche
50²µ/1¾´Ç³ú ³Ò°ù³Ü²âè°ù±ð, grated
1 tbsp grated Parmesan