01 -
Slice the chicken breasts into thin strips, season with salt and pepper, and set aside.
02 -
In a large frying pan, melt 1 tablespoon of butter over medium heat. Add the chopped onions and garlic, cooking for 5 minutes until softened and fragrant.
03 -
Add the sliced mushrooms to the pan and cook for another 5-7 minutes, until they release their moisture and start to brown.
04 -
In the same pan, push the mushrooms to the side and add the remaining tablespoon of butter. Add the chicken strips and cook for 5-6 minutes until browned and cooked through.
05 -
Stir in the paprika and Dijon mustard, allowing the flavors to combine with the chicken and mushrooms.
06 -
Add the chicken stock and let the mixture simmer for 5 minutes, reducing slightly.
07 -
Remove the pan from the heat and stir in the sour cream until the sauce is smooth and creamy. Taste and adjust the seasoning with salt and pepper if needed.
08 -
Sprinkle fresh parsley over the top and serve hot with rice, pasta, or mashed potatoes.