Twins Sylvia and Ursula Perberschlager had worked at the restaurant for more than 20 years - and their strict approach to service was clear to see on screen in the MasterChef semi-final.
(Season 20 Episode 24 of 24): The finalists must deliver a three-course menu in their final chance to impress. MasterChef airs on BBC One London at 8:00 PM, Wednesday 22 May. The finalists must deliver a three-course menu in their final chance to impress
(Season 20 Episode 24 of 24): The finalists must deliver a three-course menu in their final chance to impress. MasterChef airs on BBC One London HD at 8:00 PM, Wednesday 22 May. The finalists must deliver a three-course menu in their final chance to impress
The latest series of MasterChef concluded on Wednesday night with veterinary surgeon Brin Pirathapan being named the winner, having impressed John Torode and Gregg Wallace