Natasha's menu is delightfully creative in its simplicity and its blending of Maine foods with Asian and Latin accents: A lobster stew with leek and potatoes, a Maine lump crab cake, or some chipotle-flecked mussels might serve as typical starters. Dinner items could include a pad Thai-like Cambodian bowl of wok-fried vegetables and meat spiced with pineapple, mint, cilantro, peanuts, and fried...