 Among the reds , Grenache , Syrah , Carignan , <unk> , and <unk> are major grapes of the Corbières , <unk> , <unk> , and Minervois <unk> . <unk> is also commonly used in <unk> production along with <unk> <unk> , Picpoul noir , <unk> noir , and Grenache . Grenache is also the main grape used in the fortified wines of the Banyuls and <unk> region . Some of the oldest vines in France are Carignan grapes . <unk> often use carbonic <unk> to <unk> the <unk> . 
