Extract grape juice for a jelly or sorbet by lightly cooking the grapes until their skin pops and they start to release lots of juice. Strain and season with lime juice.
The Florida Entomologist, Vol. 91, No. 2 (Jun., 2008), pp. 266-276 (11 pages) Volatiles from a Concord grape juice produced in Mexico were identified, tested for attractiveness, and mixed into an ...