Omar Sacirbey in the Boston Globe, on how the growing number of halal providers and restaurants is giving devout Muslims better dining options: Chicken tandoori, shami kebab, and lamb korma are among the exotic dishes offered at Grain and Salt, a new South Asian eatery in Allston. But Salim Nguyen, an observant Muslim from Wayland who eats only halal, the Islamic equivalent of kosher, is drawn to Grain and Salt's American fare."I can get Indo-Pakistani food at home," says Nguyen, 36, who grew up in Natick on the Indian cooking of his mother. Today he enjoys the Pakistani cuisine his wife prepares. But he's seldom been able to indulge in the foods his non-Muslim friends ate, like burgers, burritos, and... More