MATELOTE OF FISH À LA NORMANDY

Fry brown in butter with sliced onions two pounds of fresh sliced fish, using several kinds. Add two tablespoonfuls of flour, half a dozen sliced mushrooms, salt, pepper, and lemon-juice to season, a pinch of sweet herbs, and Claret and stock in equal parts to cover. Simmer for half an hour and serve in a casserole.