What is a shrub? Have the FoodTalk team gone gardening? No, Henry Chevallier Guild of NonSuch Shrubs joins AJ, Susie and Jane Peyton to explain all about this most ancient of drinks. Naturally they're vinegar-based but if you're from the Aspall dynasty that's been making vinegar and cider since 1728, that's not really a problem. We also taste the divine vinegars made by Francine Lee of Bumblee's in her Somerset kitchen.