Svamp, sherry och grov senapssås

👩‍🍳 Gör så här

1. 1
   Heat the oil in a large pan and fry the mushroomswith the garlic and thyme, stirring until softened.
2. 2
   Pour in 100ml sherry and cook until reduced to a glaze, about 3 mins. Add the vinegar and cook for a few secs more. Mix in the remaining sherry and the stock, bring to the boil and simmer for 3 mins.
3. 3
   Remove the garlic and thyme, then mix in the crème fraîche and mustard. Pour in any juices from the steak, then add the parsley.