The history of the Guinness widget . Guinness Draught, invented by mathematician-turned-brewer Michael Ash, debuted in 1959 on the 200th anniversary of the original Guinness brewery.

A canned Guinness without a widget would pour as a relatively flat beer. Not only does the widget activate carbonation, but it also makes the beer taste creamy, smooth, and contributes that ...

A Guinness can’s widget is filled with nitrogen. When the can is opened, the widget releases the bubbles in order to give your pint a smooth, creamy head. However, ...

The widget gives Guinness Draught in cans the taste and texture of a pub-poured pint at home. In Guinness Draught in bottles, the clever little 'rocket' widget floats free in the beer to refresh ...

Bartenders are usually trained on how to achieve the perfect pour of Guinness by using the right glass, angle, and time taken to fill it.