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 Season 3
3 Episodes
Episode 1
E1
Episode 1
Episode 2
E2
Episode 2
Episode 3
E3
Episode 3
Cast of Season 3
Gregg Wallace
Nikki Fox
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