My daughter Maya tells me that unlike her, I'm lucky not to have much of a sweet tooth – I am far more likely to crave some delicious salty olives than a bar of chocolate. Yet I couldn’t resist when Darina Allen of the renowned Ballymaloe Cookery School in Ireland gave me one of her wonderful almond biscuits with my mint tea last weekend. I was there to speak at the Ballymaloe Litfest, a celebration of…