The 46-year-old took to Instagram to show off a snap of her in the MasterChef kitchen, saying she felt 'electric' on set and 'very keen to help [contestants] win the immunity pins.'
Fans were quick to point out that the reality-TV star is unrecognisable.
'I love your new look, you look stunning,' one fan wrote.
'I love your new look, you look stunning,' one fan wrote in response.
Oh Poh, your short hair looks good, oh had to look twice to double check to see it was u (sic),’ wrote another.