When a Michelin-starred chef opens a vegetarian restaurant, it's best to pay attention. Such is the case with Greenwich Village's Nix, an upscale spot from Chef John Fraser of Narcissa that sources many of its ingredients from the nearby Union Square Greenmarket. Nix isn't completely indulgence-free, though: there's a formidable list of cocktails to complement your cauliflower tempura and broccoli pesto.