These are the best scones I’ve ever eaten, which is quite how it should be since they emanate from one of those old-fashioned cooks who starts a batch the minute the door-bell rings at teatime. Yes, I know they look as if they’ve got cellulite — it’s the cream of tartar, which is also why, despite their apparent solidity, they have that dreamy lightness. And please read the Additional Information section at the end of the recipe before proceeding. For US cup measures, use the toggle at the top of the ingredients list.