Hong Kong, March 11 -- A flat white coffee is characterised by its sharp yet balanced taste and velvety texture. Though it was once a beverage appreciated only by connoisseurs, it has steadily gained popularity worldwide. But what exactly is flat white coffee and where did it originate from? Here is everything you need to know about this fairly recent variety of coffee.

The Oxford English Dictionary (OED) defines a flat white coffee as "a drink of coffee made with espresso and steamed or frothed milk having relatively small bubbles." The name of the coffee was included in the OED on March 11, 2011. Flat white coffee-making technique and its speciality Image: Courtesy of Toa Heftiba/Unsplash

One may argue that if it is just milk and espr...