When did Supermarket Secrets Season 3 Episode 1 air?
Supermarket Secrets Season 3 Episode 1 aired on April 10, 2019.


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.
Direct answers for episode-level questions and details.
Supermarket Secrets Season 3 Episode 1 aired on April 10, 2019.
Runtime information for this episode is not available yet.
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