So, how do you boil an egg? | the Daily Mail: "The question has vexed cooks for decades. But now experts at the British Egg Information Service say they have devised a foolproof way to tell when an egg is boiled to perfection: a high-tech ink logo stamped onto the shell that indicates when the egg is soft, medium or hard-boiled.
But can a complex culinary art really be reduced to a science? Looking at the advice of leading chefs, it seems the answer is that no two can agree on a single method — and Delia Smith actually offers two . . ."