eld ▁interest ▁in ▁cook ing — his ▁mother ▁had ▁been ▁a ▁professional ▁chef ▁and ▁inst illed ▁a ▁love ▁for ▁cu is ine ▁in ▁her ▁son — led ▁to ▁an ▁illustrated ▁cook ery ▁column ▁in ▁the ▁Sunday ▁newspaper , ▁The ▁Ob server , ▁for ▁two ▁years . ▁The ▁work ▁was ▁collected ▁into ▁two ▁later ▁books , ▁Len ▁De ight on ' s ▁Action ▁Cook ▁Book ▁and ▁O ù ▁est ▁le ▁gar lic ▁( both ▁ 1 9 6 5 ); ▁he ▁subsequently ▁wrote ▁several ▁other ▁cook ery ▁books . ▁De ight on ▁has ▁produced ▁several ▁other ▁works ▁of ▁non - f iction , ▁including ▁a ▁study ▁of ▁the ▁assass ination ▁of ▁John ▁F . ▁Kennedy , ▁a ▁history ▁of ▁the ▁air ship , ▁Second ▁World ▁War ▁military ▁history ▁and ▁a ▁short ▁e - book ▁about ▁James ▁Bond . ▁ ▁Nov els ▁ ▁Mis cell aneous ▁Several ▁of ▁De ight on ' s ▁works ▁have ▁been ▁adapted ▁for ▁screen : ▁the ▁films ▁The ▁I pc ress ▁File ▁( 1 9 6 5 ), ▁Fun eral ▁in ▁Berlin ▁( 1 9 6 6 ), ▁Bill ion ▁D ollar ▁Bra in ▁( 1 9 6 7 ) ▁and ▁Sp y ▁Film ▁( 1 9 7 6 ). ▁In ▁ 1 9 8 8 ▁Gran ada ▁Television ▁produced ▁the ▁min is eries ▁Game , ▁Set ▁and ▁Match ▁based ▁on ▁his ▁tr il ogy ▁of ▁the ▁same ▁name . ▁ ▁Non - f iction ▁ ▁Notes ▁and ▁references ▁ ▁Notes ▁ ▁References ▁ ▁S ources ▁ ▁External ▁links ▁▁▁▁