It has been called a "wickedly funny ode to food", "deliciously insidious" and "a whole-earth monologue that lectures on subjects from pancakes to poison peaches". The Debt to Pleasure, written by John Lancaster features dry-as-a-bone informative wit for foodies. More than just that though, a bit of a mystery too, won't say more. Great wordplay. Bruv' put me onto this one and I read it once a year. Little taster below, almost the full text at Google Books.