The striking cook posted the picture of her as a 21 year old on her Instagram page. Although doesn't she look younger than 21?
She captioned it: 'Is #throwbackThursday still a thing? Think I must have been 21 here - the age my daughter is now.'
Nigella is best known for her TV cooking series and range of cookbooks, of which she's sold more than 3 million worldwide - phew!