Marinate the ossobuco with mustard, salt, pepper.
Pan fry both sides and braise in a pan with wild game sauce for 90 minues.
Meanwhile, peel the celery, dice it and boil it in water in 20 minutes, drain and whip with cream and butter for three minutes.
Take out the sauce from the ossobuco, add the figs and gorgonzola, roast in the over (190°) for three minutes.
Dry out the bottom of the sauce.
Decorate and serve.