Catching up on our tour of the ongoing Vancouver Hot Chocolate Festival.  Today, a couple of three-way throwdowns and a few surprises. Round #10... The Proposition: Eggnog and Rum Hot Chocolate with Cinnamon.  Served with your choice of cookie. Available at: Koko Monk,  1849 West 1st Avenue, Vancouver LevniKokoMonk Ah, one sip and I was instantly transported.…