Phrigkiao Bangkok is a halal Thai restaurant in the alley across from Siam Paragon, about a five-minute walk from BTS Siam. It serves crab fried rice, tom yum, pomelo salad, and green curry with coconut root. Halal certification marks are displayed throughout the restaurant, and it sits next to Novotel Hotel, making it easy to find. Portions are on the small side.