Using Victorian machinery means the flour produced has to be wholemeal (to make brown or white, for example, would involve sifting out the bran, a process beyond traditional watermill technology), which goes into such products as the home-baked bara brith, a Welsh fruitcake made with dried fruit soaked in tea.

BBC: The sophisticated flavours of rural Wales

Probiotics, meaning "for life", are products that contain live strains of bacteria incorporated into yoghurts, fruit juices or freeze-dried powders, which boost levels of the bacteria in the gut.

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