Long-time hotel restaurant Basil (Sheraton Grande Sukhumvit, 250 Sukhumvit Rd., Bangkok, 02-649-8888. www.sheratongrandesukhumvit.com) joins in on the trend of elevating authentic Isaan cuisine from the street-level to sophisticated. Through Oct 31, chef Kesinee Wanta presents a menu of full-flavored dishes from Thailand’s Northeast, complete with modern presentation. Try the somtam pla kai (papaya salad with crispy willow leaf fish, B380), koy pla tuna (raw tuna with spicy sauce, B420) and grilled pork with lemongrass (B400).