Combine first 6 ingredients in a bowl. Place half of mushroom mixture in a foil lined 13x9x2 inch baking pan. Top with fish. Sprinkle with pepper and ... per 3 ounce serving.
Spray a glass plate with ... Place plate on foil and cover fish airtight. Put large piece of ... foil seams. Put in dishwasher on lowest rack or ... keep warm in oven.