SINGAPORE – What if someone could tell you when is a good time of day to eat char kway teow or chicken rice, or what specific foods to avoid eating, or even when to schedule your heaviest meal?

Over at Wanis Char Koey Teow Raja Siput Restaurant, its operator Nor Erwan Mohd Nordin, 38, said the practice of eating molluscs during Ramadan has been adopted by locals for over 30 years.