This classic dish needs no deviation from its time-honoured traditions – but mastering it does require some skill The first time I dared to write a recipe for Irish stew, I was invited on to the national broadcaster, RTÉ, to discuss my choices live on air. And, to my considerable relief, it was eventually decided that I had not dishonoured the memory of my ancestors. It’s tempting for modern cooks to meddle with such resolutely plain classics. Do not! It’s delicious just as it is.Prep 20 min Co