The gluten that can be used at wheat flourdirectlypartly originally checks, the gluten that also can be used at pinkofgrainofhardbeadwheatorcommon and wheaten wholemeal checks.
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.