Secret ingredient: Choo (left) and wife Tan brewing coffee and tea together with his uncle H’ng Eong Cheong (second from right) at their stall in Taman Free School market in George Town. — Zhafaran Nasib/The Star
GEORGE TOWN: No matter how efficient gas stoves are, coffee stall hawker Choo Hun Meng believes in the power of charcoal.
Or more precisely, he swears by the physics phenomenon called latent heat.
