If a few months from now you’re sipping a cocktail at one of London’s trendier cocktail bars and you notice a few squishy gold flecked bubbly pearls floating around in your glass, don’t be alarmed; that’s just Cointreau Caviar. Yes, Londonist has seen (and sipped) the future of booze, and it’s ridiculously over the top, rather tasty and derived from a scientific molecular mixology process. Last night saw Cointreau’s London launch of what it......