Bitter Bastard - Manhattan Meta-Bitters
Bitter Bastards Manhattan Meta-Bitters. Bet you can't say that 10 times really fast.
These ingenious, rapidly-macerated, centrifugally-extracted bitters aren't just perfect for using in a Manhattan - they're made with a batch of cask-aged Manhattan, as well as fruits and spices! Add a few drops to your Manhattan to make it more yet more Manhattan-y.
However, you know how typing Google into Google breaks the internet or standing on top of Ben Nevis looking down at the Ben Nevis distillery while holding a bottle of Ben Nevis whisky which shows that exact scene on the label tears apart the super-strings which hold the universe together? You don't even want to know what happens when you make a Manhattan with Manhattan Meta-Bitters in Manhattan...