olives and lye, but I was only moved to actually figure pretzels out after a comically disastrous demo at the Fabulous Food Show on Saturday.(Before the demo, hanging out with Symon and Jonathon Sawyer, I mentioned my demo and said, "It's a no-brainer, it's so simple nothing can go wrong." Symon clutched his bald head and shouted, "DON'T SAY THAT!!!") Half my demo was on baking and making a 5:3 bread dough into several products, and I also wanted to bake gougères, cheese puffs, so I went early to make sure the ovens were cranked. I was assured by the very efficient woman running that stage that it was. Thirty seconds into the demo, ...