Vinegar

[Hinotori]

So I'm thinking of making my own vinegar from some of the gallons of grape juice that I've canned up.

Does anyone have any experience with this?

Do I need to ferment it into wine first?

 

[sumi]

No, but you got me curious so I googled it and found this: http://www.countrysidemag.com/83-4/countryside_staff/