Pommes de Terre à la Roxelane

Pommes de Terre à la Roxelane (baked potato Soufflé in hollowed brioche) teaches the law behind every hot Soufflé, a seasoned base lightened with beaten egg white: the base supplies flavor and strength, while the white supplies lift. The one true thing to know before touching a pan is that the potato must remain thick enough to hold that air. Work it dry and hot, add only enough cream to make it supple, then stop.

The source formula did not call for a saucier on staff or a stock never off the fire, and a salamander would be wrong here. Its real brigade assumptions were six potatoes, identical brioches à tête from the pastry station, black truffle within reach, and hands ready to serve the instant the Soufflé left its mild oven. For the home table, the butter-and-egg proportions are halved exactly to three potatoes, 75 grams of butter, two yolks, and one white. Six small bakery brioches replace pastry-station production, and a conventional oven at 165°C does the old mild oven's work. Uniform shells and extra hands were scaffolding; the butter-rich potato, stiff-frothed white, truffle, and gentle baking are the dish and remain untouched. One cook, one stove, one evening.

The finished timbales arrive burnished and generous, with crisp brioche around a pale potato filling that rises softly beneath the chopped truffle. We don't apologize for butter. Fold the white only until the last broad streak disappears, because that quiet moment decides the whole dish.