2 tsp thyme, leaves only
180²µ/6¼´Ç³ú plain flour, plus extra for dusting
freshly ground black pepper
100g/3½oz cold unsalted butter, cubed
250ml/9fl oz crème fraîche
3 free-range eggs
1 free-range egg yolk
150²µ/5¼´Ç³ú ³Ò°ù³Ü²âè°ù±ð
50g/2oz parmesan, grated
150²µ/5¼´Ç³ú pancetta, cubed