Off the MenuBy: Stacey Ballis As the executive culinary assistant to celebrity Chicago chef Patrick Conlon, Alana Ostermann works behind the scenesand thats just the way she likes it. But with developing recipes for Patricks cookbooks, training his sous chefs, picking out the perfect birthday gifts for his ex mother in law, and dealing with the fallout from his romantic escapades, she barely has a personal life, much less time to spend with her combo platter of a