Kevin Liu is the co-owner/chief cocktail maker at The Tin Pan, in Richmond VA. He is also the author of Craft Cocktails at Home: Offbeat Techniques, Contemporary Crowd Pleasers, and Classics Hacked with Science. Feel free to ask him geeky food and booze questions on twitter @kevinkliu or google plus.
Pomegranate juice replicates the acidity, astringency, and caramel sweetness of vermouth.
If you can barrel-age cocktails, why not barrel-age a mocktail?