Yes, I ate my way through the menu at ink.sack last night. ink.sack, of course, being the top secret sandwich shop overseen by Top Chef Season 6 winner Michael Voltaggio, which the chef unveiled last night at a press event held at his upscale boite ink., which is slated to open on West Hollywood's Melrose Avenue next month. (For more on both restaurants, you can read my feature over at The Daily Beast, " "A Top Chef’s Next Act," because of which I had to keep mum about ink.sack for several weeks now.) After a champagne-fueled question-and-answer session in the dining room of ink., Voltaggio took us two doors over to the newly unveiled ink.sack, which has a soft opening today (Wednesday) and will be fully operational tomorrow. This is not a restaurant, per se, but a small sandwich shop with no seats, no alcoholic beverages, and no tables whatsoever. (It's intended as a takeaway shop, though there are narrow counters for those of you who want to stand and e