Turbotin Bonne Femme

Turbotin Bonne Femme (small turbot baked with mushrooms, wine, and a butter-glazed sauce) teaches one true thing: the cooking liquor is not runoff, it is the sauce. Baste the fish with it while the flesh cooks on the bone, then reduce it, give it body with fish velouté, and finish it with butter until it gleams. C'est la même grammaire: fumet, reduction, velouté, emulsion.

The book's kitchen assumed a saucier on staff, fish fumet and velouté ready at hand, a hot holding place, and a salamander for the final glaze. At home, one shallow baking dish, one small saucepan, a warm platter, and the broiler do those jobs in sequence. The source's two to two-and-one-half-pound turbotin is already right for four, so its proportions remain intact; what disappears is brigade scaffolding, not technique. One cook, one stove, one evening.

The incision beside the backbone, frequent basting, reduction by half, butter finish, and quick glaze are the dish and must stay. The step that decides everything is the reduction: stop at half before the butter enters, or the sauce will be either watery or harsh. If the emulsion breaks, ça se rattrape, and the method gives you the way back.