Inside Britain##s Food Factories Season 2 is yet to be announced by ITV1

This episode focuses on products that have not changed in centuries, including Heck sausages, which are produced on a family farm in Bedale, North Yorkshire. There is also a look at the Maldon salt company, who have been producing sea salt since the late 19th century, and Glenfarclas single malt whisky, which has been made by the Grant family in the Scottish Highlands since 1865.

This week, we celebrating some British classics - making Stilton Cheese at a family firm that's been churning it out for three generations; learning the secrets of Lea & Perrins Worcestershire Sauce, and getting our caffeine fix by roasting coffee at Taylors of Harrogate. 

In this episode, we're celebrating some British classics. We're making traditional Lancashire Eccles Cakes, using a recipe passed from father to son... making jam fit for the Queen's breakfast table at Tiptree... and producing gin infused with exotic botanicals at Bombay Sapphire's high-tech distillery. 

In this episode, we're celebrating some of our childhood favourites. We're making drumstick lollipops by the million at the Swizzles sweet factory... churning out proper ice cream at the Mackie's Family Farm... and making orange cordial destined for centre court, at the Robinson's squash factory. Narrated by Siobhan Finneran. 

In this episode, we're celebrating Yorkshire - a bread basket of Britain. See how Aunt Bessie's produce millions of Yorkshire puddings a year; how Yorkshire Tea turn out tea bags by the truck load and how Birdseye face a race against time to get their peas from field to freezer. Narrated by Siobhan Finneran.

We're celebrating Britain's insatiable appetite for snacks. See how the Wagon Wheel factory in South Wales makes millions of biscuits a year, the secrets of making an award-winning pork pie in Melton Mowbray; and how Tyrrells take potatoes from field to packets of posh crisps in a matter of hours.