

Supermarket Secrets
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.
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Trailer
The Jam Study - BBC Supermarket Shopping Secrets Clip
Cast
Seasons
- Ep 1
1.Summer
07-04-201340 minWe buy a staggering 90% of our food from supermarkets, and they have a huge influence over our lives. Gregg Wallace goes behind the scenes with Britain's biggest food retailers ove...
- Ep 2
2.Episode 2
14-04-201340 min - Ep 3
3.Episode 3
21-04-201340 min - Ep 4
4.Episode 4
28-04-201340 min
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