Brown chicken breasts in 1/4 pound butter. Place in baking dish. In skillet with drippings add:

1 can cream of chicken soup
1/2 green pepper, diced
3/4 c. white wine
1/4 tsp. thyme
1 sm. can mushrooms

Let come to a boil. Pour over chicken and bake at 350 degrees, covered with foil for 25 minutes, uncover and bake 25 minutes longer.