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.
16 Capita BSOD . 16 NS West . 15 NS Snowtrooper BIA . 13 Salomon Pow Snake
15 Now Drive . 14 Burton Genesis
14 Flow Hylite