natural wine

I am keen to make use of some of the interesting edibles available, to turn them into wine. My father was an avid amateur wine maker, winning many trophies in shows, and such. But I am interested in making wine, as simply as possible, without having to study, or master chemistry. Last year I...

Hey guys, I was wondering if a sealed quart jar of Concorde grape juice that’s been sitting in my cabinet for about a year could be turned into wine without the added yeast? Well I guess I was wondering if the Natural sugar would ferment on its own?