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.
Where to Watch Supermarket Secrets
3 Seasons
Season 1
Season 14 Episodes
Season 2
Season 23 Episodes
Season 3
Season 33 Episodes
Cast of Supermarket Secrets
Gregg Wallace
Nikki Fox
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