For the hunter’s meat, cut the beef into strips and fry in hot oil together with the finely chopped onion.
Chop the mushrooms, chop the cucumbers and chop the garlic. Then add the mushrooms, cucumbers, garlic, vinegar, salt, pepper and thyme.
Add vegetable stock and simmer until soft. To thicken, mix milk with flour and stir in.
Bring to the boil again and refine the hunter’s meat with sour cream.