Hot Foie Gras with Caramelised Oranges on Toasted Brioche

Brine

1. Preheat the grill so that it is very hot. Melt the brown sugar in the clarified butter and brush the orange slices. Caramelise under the grill for 20 seconds and keep warm. Do not cook them through or they will fall to pieces. Set aside.
2. Over a high heat, rapidly reduce the veal stock until you have a ta