“This cake is crazy-easy and stays fresh in the fridge for three days,” says Irish chef Anna Haugh. “Though it has a high sugar content, the bitter Guinness and sour buttermilk provide balance and, together, they are why the cake stays fresh for so long.
“It’s a great birthday cake – the one I make most for people – that you can make well in advance, as both the sponge and the cream freeze very well. Even my son has been fed it, as the alcohol is cooked off.
