Hanoi eatery stands out with fragrant, fatty waterbug sauce

A steamed rice rolls stall in Hanoi has made a mark for itself with a dipping sauce made with waterbug extract and fish sauce, keeping its patrons happy for five decades.

Source: VNExpress International,
https://e.vnexpress.net/news/food/hanoi-eatery-stands-out-with-fragrant-fatty-waterbug-sauce-4529025.html