The sour ones have likely already been on the vine too long. Surejell pectin has a freezer recipe for blackberry jelly/jam and the latest Betty Crocker recipe book has an excellent cobbler recipe in it. It's the one I make all the time. My kitchen gets too hot too so I can sympathize with that. George Janni wrote: > > We have a LOT of blackberries out our back door and they are starting to > get good and ripe. I have a couple questions about recipes and one about > the berries themselves. Some, not all, are sour. Do they need to stay on > longer? I need a quick, easy recipe for either blackberry jam or jelly (for > immediate use, not to can/jar) and one for quick, easy cobbler. At my age, > my patience is thin and my kitchen gets too hot to do much. Thank you! > > Jann