Si King and Dave Myers explore Dumfries and Galloway, where they cook haggis for the locals in Dumfries. They try their hand at beekeeping and find some award-winning mutton. Finally, they go head to head with top local chef Will Furlong in a cook-off, using the best of the region's produce. Restaurant diners decide who has created the best taste of Dumfries and Galloway in a blind tasting.

Si King and Dave Myers explore County Antrim, where they cook a traditional county favourite at Carrickfergus Castle, pick potatoes and head to the coast in search of dulse seaweed. Finally, they use the best local ingredients in a cook-off against top chef Niall McKenna. Restaurant diners decide in a blind tasting who has created the dish that best defines their county.

Si King and Dave Myers explore Oxfordshire, where they resurrect a lost county recipe and cook it for the locals in Henley. They make cheese with rock star Alex James and sample the local quince. Finally, they face a cook-off against top Oxfordshire chef Emily Watkins. Restaurant diners decide whose dish best defines the taste of their county.