It comes after BBC News sent a letter outlining allegations by 13 people, including Kirsty Wark, that Wallace made inappropriate sexual comments.

Accusations that the TV presenter made inappropriate sexual comments to co-workers over a 17-year period have come from 13 different people.

Gregg Wallace has co-hosted MasterChef alongside John Torode since 2005, but he is to step away from the coveted position.

A spokesperson for the BBC has also released a separate statement today addressing Wallace's departure from MasterChef, insisting that the company takes 'any issues that are raised' to bosses 'seriously', adding that it has 'robust processes in place to deal with them'.

The host has stepped aside while allegations of historical misconduct are investigated, producers say.

Gregg Wallace stepping away from MasterChef amid external review - The presenter has fronted the cooking show since 2005.

Gregg Wallace has co-presented MasterChef since 2005, and it has been revealed that he'll be stepping down amidst an investigation.

Gregg Wallace has stepped down from MasterChef while an investigation takes place into allegations of historical misconduct. BBC News reports that 13 individuals have come forward with allegations of "inappropriate sexual comments" made by Wallace over a 17-year period covering five different programmes.

Gregg Wallace has “stepped away” from hosting MasterChef following historical allegations of misconduct. The TV personality has fronted MasterChef, Celebrity MasterChef and MasterChef: The Professionals since 2005 as well as appearing on shows such as Saturday Kitchen and Inside the Factory.

Television host Gregg Wallace is to step down as the presenter of the U.K. version of “MasterChef” while allegations of historical misconduct are investigated. The show airs on public broadcaster BBC.

Gregg Wallace has stepped aside as the host of BBC MasterChef amid an investigation into historical allegations of misconduct. In a statement, MasterChef producer Banijay UK said it was launching the external review after complaints were made to the BBC this week about Wallace’s behavior.