Soak the porcini mushrooms in 1/4 l of hot water for about 20 minutes. Peel, wash and chop the potatoes. Cook in salted water for about 20 minutes
Clean, wash and slice the mushrooms. Wash the meat, dab dry and cut into about 8 medallions. Wrap each medallion with a slice of bacon. Drain the porcini mushrooms and collect the water. Chop mushrooms
Fry medallions in 1 tbsp. hot oil for 2-3 minutes on each side. Season and remove. Heat 1 tablespoon of oil in the frying fat. Fry the mushrooms for about 5 minutes. Deglaze with brandy, mushroom water and cream. Bring to the boil, thicken. Season to taste
Drain and mash the potatoes and add the milk. Stir in the porcini mushrooms. Season. Put the puree into a greased ovenproof dish. Place medallions on top. Spread the sauce over them. Gratinate in the preheated oven on the highest setting or under the hot grill for about 5 minutes