Encouraged by a local foodie called Andre, he tasted a tripe stew. 'Will I find the ... banks of the Douro river,' he said, 'Porto is ren-owned as Portugal's industrial powerhouse.' ...

But these days the inhabitants of Porto, commonly known as ‘tripe eaters’ (due to a moment in the 15th century when the people gave their meat supplies to feed their army, leaving only tripe ...