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Supermarket SecretsSeries 3Episodes

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Back up to: Supermarket Secrets

  1. Loyalty

    3/3Gregg and Nikki look at how the supermarkets are trying to get us to keep coming back.

  2. On Demand

    2/3Gregg Wallace sees how Ocado are using robots to revolutionise online delivery.

  3. Staying on Trend

    1/3Gregg Wallace and Nikki Fox see how technology is transforming the way we shop for food.