1 small cauliflower (about 750g/1lb 10oz)
2 garlic cloves, finely chopped
1 tbsp finely chopped parsley
1 heaped tsp Dijon mustard
salt and freshly ground black pepper
陆 nutmeg, grated
1 tbsp olive oil
20驳/戮辞锄 cold salted butter
200g/7oz mature cheddar, grated
500ml/18fl oz double cream
20驳/戮辞锄 panko breadcrumbs