Red Onion Thai Cuisine is Located in the heart of Downtown Portland. Conveniently located. Walk, take the bus, streetcar, or drive; there is free parking on NW 23rd and on surrounding streets.We have traditional Thai favorites on our menu - and much more! Spicy Chicken & Shrimp with Crispy Basil, Roast Duck with Tangerine Sauce, Papaya Salad, Lemon Grass Chicken Salad