Si and Dave explore Cornwall, where they cook a traditional county favourite at the Eden Project. They go sea fishing for spider crabs, and find the only tea plantation in the UK. Finally, they are pushed outside of their comfort zone as they face a cook-off against top chef, Kevin Viner. Restaurant diners decide whose dish best defines the taste of Cornwall.

Si King and Dave Myers explore North Yorkshire, where they cook a traditional county favourite in Scarborough. They select the finest catch from Whitby Harbour and discover the regional speciality, Black Porkies. Finally, they are pushed outside of their comfort zone as they face a cook-off against Michelin-starred chef Andrew Pern. Restaurant diners decide whose dish best defines the taste of North Yorkshire.

Si and Dave explore Herefordshire, where they cook a traditional county favourite at Goodrich Castle. They also visit a snail farm and discover English cassis. Finally, they face a cook-off against top chef James Arbourne. Restaurant diners decide who has created the best taste of Herefordshire in a blind tasting.