S4 E1 • Coffee

Gregg Wallace is at a coffee factory where they produce 175,000 jars of instant coffee every day. He follows the production of freeze fried instant coffee, from the arrival of 27 tonnes of Brazilian green coffee beans right through to dispatch.

Première diffusion : 17 juillet 2018

S4 E2 • Toilet Roll

Gregg Wallace explores the Manchester factory that produces 700,000 toilet rolls a day. He begins with 940 miles away in Sweden where the raw materials, wood, is harvested from a sustainable forest of one billion spruce trees.

Première diffusion : 24 juillet 2018

S4 E3 • Sausages

Gregg Wallace explores the North Yorkshire factory that produces 625,000 sausages a day. Meanwhile Cherry Healey is at the University of Chester getting the scientific lowdown on getting the best from your banger. Ruth Goodman is investigates how a German bratwurst became top dog.

Première diffusion : 31 juillet 2018

S4 E4 • Curry

Gregg Wallace explores the Nottinghamshire factory that makes 250,000 jars of curry sauce each day. Meanwhile Cherry Hawley is in Guntur, the chili capital of India, where they sell 3500 tonnes of chili each day.

Première diffusion : 14 août 2018