Tracked on 1 list across 1 authority.
For 40+ years, they have been making their kway teow soup the same way – with duck, pork and fish cake. The broth bursts with umami, the duck is silky, and fried garlic and shallot bits add aroma. Expect to queue at peak hours.
Lum Lai Duck Meat Koay Teow Th'ng appears on 1 of the lists Mouga tracks, and written up on 1 more. Here's the full trail, dated and linked to each source.