601. Fumet de Gibier Sauce.—Take the remains or bones of game (the back-bones of grouse are best), chop them up small, put them in a stewpan, with a glass of white wine, an onion, a small piece of carrot and of turnip sliced, a leaf of celery, a sprig of thyme, the same of parsley, a bay-leaf, a clove, half a blade of mace; stir over the fire five minutes, then add a quart of brown sauce, if too thick add some water, boil for about twenty minutes, skim, strain, and serve; a little lemon-juice and cayenne pepper may be added if approved of.