It’s kind of hard to tell in this photo, but the big jug of “Ausom Aussie” BBQ sauce has a handwritten warning that says says “HOT HOT HOT HOT!”. David and I and our friends Joe, Lisa, and their son Anthony went to Naperville yesterday for Ribfest, a big barbecue and music festival. I didn’t realize when we got on the grounds how big it was and how many different booths there were for different permutations of slow-grilled ribs, pulled pork sandwiches, and lots of other “food booth” fare. It wasn’t actually that hot a day, but there was no…