For the sauce, fry the mushrooms on level 7 of 9 with margarine, a pinch of salt and sugar. Add the creme fraîche, beef stock and herbs. Bring to the boil for 2 minutes, then simmer for about 15 minutes over medium heat and stir in between. Finally, season with salt, pepper and lemon.
For the filling, mix both types of cream cheese with chopped herbs and diced onion, season with salt and pepper.
Slice the chicken breast fillets in a butterfly cut. Season with pepper. Apply the filling thickly to one side of the butterfly cut and close with the other side. Now wrap with bacon. Then fry at level 6 - 7 with the addition of oil or margarine. Serve with the sauce.