Excerpt - page 358: "... CRACKLING The crisply cooked pork fat and rind covering a ... as snacks (unpleasantly termed porkscratchings in Britain) or used in various ways, for example to ..."
Excerpt - page 305: "... branch of the `madam' class), as well as `bacon bits', porkscratchings, and bacon-flavoured crisps (all decidedly `dear'-class foods, rarely eaten by ..."