Method
- In the pan you cooked your steak in, cook the peppercorns over a gentle heat for 1 minute.
- Add the mustard, crème fraîche and 2 tbsp water, then heat, stirring and scraping the base of the pan, to your desired consistency, adding more water if needed.
- Just before serving, stir in any juices that have accumulated under the resting steak.
