In two quart casserole, combine ... liquid. Combine mushrooms, crabmeat, cracker crumbs, 2 tablespoons ... over fish. Cook flounder 6 to 8 minutes in ... 6 to 8 servings.
Saute onions until tender not brown. Add mushrooms, crabmeat; then stir in bread crumbs. Spread mixture on flounder fillets, roll and place seam ... frequently after until flaky.