https://nationalhighways.co.uk/our-work/archaeology/a14-cambridge-to-huntingdon/
That's a lot of archaeologists
Doubtless it was the section on Iron Age brewing that caught your attention. Having once lived in this area and visited many of the hostelries that abound therein, it is my firm belief that several of them still offer beer made to the same 2,400 year old recipe.
:P