Cookstrip home as a weekly feature in The Observer. The first cookstrip, "Cooking Beef: Part 1", appeared in The Observer on March 18, 1962 eight months before the release of Deighton's debut novel, The IPCRESS File. The "Len Deighton's Action Cookbook" which expanded these cookstrips into a full-length book was published March 1965, timed to coincide with the release of the film of "The Ipcress File" starring Michael Caine. Deighton chose the menu for the movie's press lunch and everyone was presented with a copy of the book. In the movie, Caine's character, Harry Palmer, is seen cracking eggs with one
The IPCRESS File Deighton's mother cooked for Wolkoff's dinner parties and he said that he "vividly" remembered when British MI5 agents came to arrest her: "The experience was a major factor in my decision to write a spy story at my first attempt at fiction." The plot involves mind control, the acronym IPCRESS of the title standing for "Induction of Psycho-neuroses by Conditioned Reflex under Stress". The brainwashing is similar to a shock technique called psychic driving pioneered by Donald Ewen Cameron in the 1950s, originally on unwitting mental hospital patients, which was used and funded by the Central Intelligence Agency's secret MKULTRA