Season 3 2019

Supermarket Secrets is going behind the scenes again to reveal how the supermarkets are using the latest technology and science to bring us our food. In this series, Gregg Wallace and consumer journalist Nikki Fox discover how much the Internet is transforming the way we shop and the food in our trolleys.

Tonight , the supermarkets fight to be the first with the latest food fashions. Gregg joins Tesco’s Head of Plant Innovation as he invents new vegan meals that he claims will taste like meat, and sees how Asda are using ingenious growing techniques to make tomatoes sweeter than strawberries. Meanwhile, Nikki looks at the latest craze for sensory shopping.

Supermarket Secrets is going behind the scenes again to reveal how the supermarkets are using the latest technology and science to bring us our food.

This time, in an age when we expect everything delivered in an instant, how the supermarkets are working to bring us our food on demand. Gregg sees how Ocado are using robots to revolutionise online delivery and visits a state-of-the art lettuce farm in Norfolk where they supply 300 million lettuces per year exactly when we want them. Meanwhile, Nikki tests out the Co-op’s new pay-in-the-aisle technology as we move towards a checkout-free future.

Supermarket Secrets is going behind the scenes again to reveal how the supermarkets are using the latest technology and science to bring us our food

This time, it’s the fight for our loyalty. The supermarkets know we don’t show much allegiance to them any more, so they’re all batting to find ways to keep us coming back. Gregg visits a farm which claims to be using tech to produce cheaper, healthier chickens, and he meets Asda’s head of fruit and veg to find out why it’s a challenge to remove plastic packaging. Meanwhile, Nikki sees how they are using a virtual supermarket to see what appeals to us most.