If you can afford to have 2 sets of tires, snow tires are definitely the way to go. With snow tires and Quattro, I've never gotten stuck and never have to bother with chains.
15 NS Ripsaw . 14 NS Proto HD . 14 NS Cobra . 13 Gnu Space Case EC2 . 2013 Salomon Pow Snake
14 Now Drive . 13 Now IPO
14 Flow Hylite