Brown chicken on both sides for about 10 minutes.
Lower flame; cover, and continue cooking for 25 minutes.
Add cleaned and sliced mushrooms and 2 Tbsp. water.
Simmer 15 minutes; add to chicken.
Cover and simmer chicken and mushrooms 15 minutes longer.
Pour in ½ cup Marsala wine; boil up quickly for 1 minute.
Serve very hot.