| Known popularly as the 'black stuff' many people are | | | | carbon dioxide. Nitrogen allows the beer to be put |
| surprised when they hear that Guinness is not | | | | under high pressure without making it fizzy. High |
| actually black at all but more a ruby red color. This is | | | | pressure is necessary to enable the formation of tiny |
| because of the method used to prepare the | | | | bubbles by forcing the drought beer through very |
| ingredients. The barley is roasted in much the same | | | | fine holes in a plate in the tap which causes the |
| way as coffee beans are roasted and this is what | | | | characteristic surge, the widget in the cans and |
| gives it that unique hue. | | | | bottles achieves the same effect. The smoothness |
| Guinness is made from water, barley, hops and | | | | of Guinness is due to the low level of carbon dioxide |
| brewer's yeast. Some of the barley undergoes a | | | | and the creamy head is a result of fine bubbles |
| process called flaking in which it is steamed and rolled | | | | caused by the nitrogen and the dispensing method. |
| and this gives Guinness it's distinctive black colour. It | | | | The reason that "Original Extra Stout has a bubbly |
| is then pasteurised and filtered. A pint of the black | | | | head and has a more fizzy constitution is due the |
| stuff is that not that bad for the hips either, it | | | | fact that it does not contain nitrogen. There a |
| contains just less than two hundred kcal which is in | | | | number of different variants of the Guinness brand, |
| fact less than a equivalent measure of skimmed milk | | | | including Guinness Drought, Guinness Foreign Extra |
| or orange juice. | | | | Stout and Guinness Extra Stout. |
| Drought and canned Guinness contains nitrogen and | | | | |
