Jamie Oliver has marked his beloved mum's birthday with a wonderful set of photos.MORE: Jamie Oliver's son Buddy's genius hack is perfect for fussy eatersFirstly, the famous chef shared a snap of himself, his wife Jools, his dad Trevor and his mum Sally posing happily for the camera. WATCH: Jamie Oliver reveals incredible garden featureIn another snap, Sally could be seen holding up a delicious-looking cake, but our favourite picture of all has to be the one of Jamie as a youngster with his