Any ideas?? What happened was this: the gallon was in the camper and got forgotten. The fridge in there was running so it has been kept cold, but it's sell by date - JULY!!! I hate to throw it out. I won't drink it. Any ideas what can be made with a whole gallon of spoiled 2% Can't make sourdough can I?? Can't make yogurt?? Just found recipe for paneer cheese? Has anyone made it??