By Liz Harfull
As far as anyone knows, there is no connection between the small rural community of Rainbow in the Victorian Mallee and the traditional three-tiered butter cake of the same name. The history of the cake and how it got its name is lost to the mists of time, but the three-tiered confection was appearing on show schedules in Australia by the 1890s.
The town appeared in the same decade, after the area was surveyed and subdivided and a railway line established. Unlike the cake, the origi