The actress, 35, who plays nurse Kate in the series, held packets of salt in her mouth as she used both hands to pile her plate with a nutritious salad.
Michelle Keegan put on an animated display as she got into character as nurse Kate on the set of her new BBC 1950s drama Ten Pound Poms in Sydney, Australia.
Sienna Miller cuts a relaxed figure in a pastel pink jumpsuit dailymail.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dailymail.co.uk Daily Mail and Mail on Sunday newspapers.