Whole duck foie gras. Canned glass
Place your can of Foie Gras in the fridge for 3 to 4 hours (e.g). Get it out half an hour before eating it.
Remove it from the preserves delicately, degrease and slice.
Leave it at room temperature until time to serve it to yours guests.
You can add some oignon or figs marlmelade, but you can enjoy w/o nothing, just bread as you want.