Why more foam makes for the best beer-drinking experience – and always has

By Anistatia Renard Miller, PhD in History, University of Bristol

What makes for the ultimate beer drinking experience? Some like theirs in a frosty glass, others with a wedge of lime. But when it comes to froth – or the head as it’s commonly known – what’s the best amount and how can it be achieved?

Too much froth and you’re left with a smear of bubbles across your face and hanging from your nose as you desperately try to get at the beer beneath. But too little will cause problems in your stomach.

You see, if there’s no foam the CO₂ stays dissolved in the beer. If you then eat something, the foam erupts in your

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