Best of Boston

For years, Tu Y Yo has been a well-kept secret among in-the-know Somervillians. Now word is out that the restaurant serves the most authentic regional Mexican cuisine in town. Not ready to take the plunge with grasshopper tacos? Let the friendly servers guide you toward filling starters like cheese-filled plantain empanadas and showstoppers like the chile relleno de camara³n—a massive poblano pepper bursting with shrimp, cheese, and olives, and blanketed in a vivid red-pepper sauce.