Pommes de Terre Anna

An oldie but a goodie from Larousse Gastronomique, I've rediscovered this as a great way of turning out deliciously crisp potatoes. My research has told me that the original dish - a large layered potato cake cooked in heaps of clarified butter - was created for the 19th century Parisian courtesan, Anna Deslions, by chef Adolphe Dugléré at the Cafe Anglais. All I can say is that Anna must have