Inside the Factory

Cereal

Gregg Wallace receives a load of corn fresh off the boat from Argentina and follows its journey through the largest brea

Crisps

Gregg Wallace follows 27 tonnes of potatoes from a farm in Hampshire through the largest crisp factory on earth.

Baked Beans

Gregg Wallace helps to unload 27 tonnes of dried haricot beans and follows them on a journey through the world's largest

Bicycles

Gregg Wallace visits Britain's largest bicycle factory, which produces 150 folding bikes every day, and joins a producti

Sweets

Gregg Wallace helps to unload a tanker full of sugar from Norfolk and follows it through one of the oldest sweet factori

Shoes

Gregg Wallace visits the UK's largest sports shoe factory to see how they produce 3,500 pairs of trainers every day.

Tea Bags

Gregg Wallace receives some tea leaves from Kenya and follows them through the factory that produces one quarter of all

Pasta

Gregg Wallace is at the world's largest dried pasta factory in Italy, where they produce 150,000 kilometres of spaghetti

Biscuits

Gregg Wallace follows the production of chocolate digestives and discovers that we are all eating them the wrong way up.

Fish Fingers

Gregg Wallace explores the Grimsby factory that processes 165 tonnes of fish a week and produces 80,000 cod fish fingers

Sauces

Ruth Goodman investigates the origin of Worcestershire sauce, as told by Mr Lea and Mr Perrins.

Soft Drinks

Gregg Wallace explores Ribena's Gloucestershire factory. Meanwhile, Cherry Healey is in the lab figuring out why fizzy d

Coffee

How a factory in Derbyshire produces 175,000 jars of instant coffee every day, from green coffee beans to the freeze-dri

Toilet Roll

How a factory in Manchester produces 700,000 toilet rolls a day starting with spruce timber offcuts from Sweden, pulped

Sausages

How a factory in North Yorkshire produces 625,000 sausages a day, using machines that can fill 600 sausages in a minute.

Curry

How a factory in Nottinghamshire produces 250,000 jars of curry sauce each day. How chillies are harvested on small farm

Potato Waffles

How a factory in Lowestoft produces 450 tonnes of frozen food each day. The differences between waxy and floury potatoes

Pizza

How a factory in Italy produces 400,000 frozen pizzas each day. The science that makes mozzarella work so well on pizza.

Beer

Pencils

Gregg Wallace is in Germany at a historic pencil factory where they produce 600,000 writing implements a day. Cherry Hea

Cheese

How a cheese factory in Gateshead produces 3,000 tonnes of spreadable cheese every year - making cheddar, chopping and b

Cherry Bakewells

How a factory in Stoke-on-Trent produces 250,000 little cherry bakewell tarts every day - from what makes a shortcrust p

Wax Jackets

How a factory in South Shields produces 650 water-resistant waxed jackets a day - from 500-metre-long rolls of undyed co

Croissants

How a factory in France produces 336,000 croissants every day - from the 21 tonnes of butter, to the 83-year-old strain

Mattresses

How a factory in Leeds produces 600 bouncy beds every day - from making steel into springs, to their placement in indivi

Pasties

How a bakery in Cornwall produces 180,000 Cornish pasties a day. There are rules: A Cornish pasty must be made in Cornwa

Pots and Pans

How a foundry in France produces a cast iron pot every five seconds - from the arrival of 20 tonnes of crude iron right

Soup

How a factory in Wigan produces two million tins of soup a day. Vegetable soup is followed from a pea harvest in Yorkshi

Liqueurs

How a factory in Ireland produces 540,000 bottles of liqueurs a day. From grain, to barrel aging, to mixing cream and wh

Cereal Bars

How a factory in Essex produces 400,000 cereal bars a day - from nuts to cranberries and sultanas to puffed rice, with a

Cider

How the world's biggest cider producer makes more than 350 million litres each year - from orchards in Herefordshire, to

Socks

How a Leicester factory makes one and a half million socks annually. What causes smelly feet, and which socks tackle it

Yoghurt

How one million pots of yoghurt are produced every 24 hours in rural Somerset - from the Friesian cows that provide the

Christmas Cards

How Woodmansterne produces 35 million greeting cards a year in Watford - from sketching a card design, to creating an al

Diggers

How JCB make as many as a hundred iconic yellow diggers every single day in Rocester, Staffordshire, requiring just 45 h

Malt Loaf

How the largest malt loaf factory in the world makes the sweet and squidgy cake-cum-bread, a popular teatime treat consu

Chairs

Gregg Wallace visits the Ercol factory in Buckinghamshire to follow the production of a Windsor chair. Cherry Healey inv

Leather Boots

Gregg Wallace visits a bootmaking factory in Wollaston, Northamptonshire to follow the production of a pair of Dr. Marte

Tortilla Chips

How the biggest tortilla factory in Europe makes 60,000 tonnes of snacks every year in Coventry, including their UK best

Mugs

How Denby - potterymaker since 1809 - produces one of their best sellers, the Halo Heritage mug, in Derbyshire. The jour

Ice Cream

How a family-run factory in rural Aberdeenshire churns out fifty thousand litres of dairy ice cream every day. How best

Vacuums

How a 32-acre site in Somerset makes 1.2 million Henry vacuum cleaners every year.

Trains

How Alstom builds a 187-tonne, five-carriage electric train on their 84-acre site in Derby. How the train's aluminium is

Buses

How London's famous red double-decker bus - including a fully electric model - is built in Scarborough, Yorkshire, highl

Jaffa Cakes

How a factory in Manchester churns out 6 million Jaffa Cakes every single day - 1.4 billion per year. The legal signific

Pork Pies

How Vale of Mowbray make pork pies - including 425,000 a week of their 75g snack-sized traditional pie - in Northallerto

Crumpets

How a factory makes 432 million classic British crumpets every year from a precise combination of ingredients, using som

Vegan Sausages

The futuristic process by which Heck churn out up to 90,000 vegan sausages a day in Yorkshire. How Canadian soy beans ar

Rice Pudding

Gregg Wallace explores the Ambrosia factory in Lifton, Devon, to reveal how it makes up to 360,000 rice puddings every s

Mints

How Polos produce 32 million mints every day in York - part of the 19,000 tonnes of mints consumed every year in the UK.

Yorkshire Puddings

How Aunt Bessie's produce a staggering 500 million Yorkshire puddings every year in Hull. How wheat is tested before it

Jelly Beans

How Jelly Bean Factory make ten million of their colourful little sweets every day in Dublin. The important role glucose

Jeans

How denim cloth is made, and how Welsh jeans brand Hiut transform it into one of the world's most popular items of cloth

Stuffed Pasta

How Dell Ugo make 500 million stuffed pasta parcels every year in Hertfordshire. How Cromer on the Norfolk coast still u

Stout

How Guinness make two million litres of Irish stout every single day. How reservoir water is treated to provide clean dr

Bath Bombs

How Lush produce an astonishing 14 million bath bombs every year in Dorset. How taking a hot bath can provide some of th

Carpets

How Axminster produces 46,000 square metres of carpet every year in Devon. The science behind the best ways to remove st

Chocolate Bars

How Nestle make more than eight million bars of chocolate every day in York - the UK's city of chocolate. How a cocoa pl

Sofas

How HSL make more than 5,000 sofas every year in West Yorkshire. The science of light bulbs, to create the perfect envir

Paint and Wallpaper

How Farrow & Ball produce up to 200,000 litres of paint and 10,000 metres of wallpaper a week in Dorset. How a key ingre

Chocolate Seashells

In this Christmas special, new presenter Paddy McGuinness and Cherry Healey visit a chocolate factory in Belgium that pr

Sliced Bread

Paddy McGuinness makes a wonderfully nostalgic trip to the Warburtons factory in his hometown of Bolton where, thirty ye

Cheese Curls

New presenter Paddy McGuinness visits a factory in Lincoln to explore how they make 500 million packs of Quavers every y

Flapjacks

Paddy McGuinness visits a factory that makes forty million flapjacks a year. Meanwhile, Cherry Healey learns how oats ca

Hardback Books

Paddy McGuinness visits a factory that produces three million books every week. Cherry Healey is learning how an intrica

Sausage Rolls

Paddy McGuinness visits a factory in Northern Ireland to learn how they make more than half a million sausage rolls ever

Gingerbread

Paddy McGuinness and Cherry Healey are in the festive spirit as they join factory workers in Market Drayton producing gi

Jammy Biscuits

Paddy McGuinness and Cherry Healey visit a factory in south Wales that produces a whopping 4.4 billion biscuits a year.

Oven Chips

Paddy McGuinness and Cherry Healey visit a factory near Scarborough that produces an incredible 80 million chips every s

Throat Lozenges

Paddy McGuinness visits a medicine factory in Nottingham that’s helping to tackle the nation’s colds and flu, produc

Breakfast Cereal

Paddy McGuinness visits a huge factory in north Wales that churns out an incredible 120 million boxes of breakfast cerea

Lawnmowers

Paddy McGuinness and Cherry Healey enjoy a summertime visit to a factory in Hertfordshire that produces 15,000 lawnmower