In a Guinness Beer?

Guinness stout is made from water, barley, roast malt extract, hops, and brewer's yeast. A portion of the barley is roasted to give Guinness its dark colour and characteristic taste.

What are the ingredients in a Guinness beer?

Our key ingredients – other than inspiration – are roasted barley, malted barley, hops, yeast and water. What is the widget – and how does it work? Glad you asked. The widget is a plastic moulded device that sits on the top of the contents of each can of Guinness Draught.

What's the alcohol content in Guinness beer?

Alcohol is beer's main calorie source, and since Guinness is just 4.2% ABV, it's relatively low in calories. The dark color and sweetness come from small amounts of roasted barley used in the brewing process. And that thick, creamy texture?