Supermarket Shopping Secrets (Documentary, English)
Status: Ended
Premiered: 2013-07-04
Ended: 2019-04-24
Network: BBC One
Country: GB
Airs on: Wednesday
Air time: 20:00
Runtime: 60 minutes
Gregg Wallace goes behind the scenes with Britain's biggest food retailers - across a year - to discover how they source, make and move the food we find on the supermarket shelves.