Tamba is a delightful Indian restaurant in the Hawaiian Marketplace (http://www.yelp.com/biz/EjqdQTB9ZbWOyEwD9cPutA?hrid=E2wUGRJTYitv5q7wUOzC3A). With a spacious dining room and exceptionally polite staff, Tamba offers a $11 lunch buffet. You can get a 10% off coupon from their website or by picking up the free restaurant guide near the entrance.
They claim to be the "Only Indian Restaurant on the Strip."