Deep inside Aria’s perfumed labyrinth, Lemongrass is quietly knocking the socks off high rollers, celebrities and food critics alike. Straight from Bangkok, executive chef Krairit Krairavee is a master of mod-authentic, from shredded pork with dried bean curd to curry crab with chili jam. With the silk-factory atmosphere, the experience of a meal makes you forget where you are, deliciously. Aria, 877-230-2742. Daily, 11 a.m.-2 a.m.