There are foods that we inevitably associate with certain people. If anyone mentions pasta with ragù, for example, I always think of my son, George, who must be one of the world’s leading experts on the dish by now, considering his vast hands-on experience in the field. And lemon meringue pie always brings to mind my sister. I’m not even sure why, although it might just be because her lemon meringue pie is so damn good. And when I see spaghetti with cuttlefish ink sauce on a menu, I can’t help but remember my old friend Nigel. I miss many things about him, but his penchant for spraying me with…