Melt butter in large skillet. Saute onions ... frequently, in a 350 degree oven about 25-30 minutes or until fish flakes easily when tested with a fork.
Ingredients: 8 (chervil .. fillets .. rings .. salt ...)
Place frozen fish in a ... dish. Dot with butter and sprinkle with the seasonings. Add bay leaf. Arrange onion rings over top of fish and ... minutes. Makes four servings.