Fourth time was clearly a charm.
Tartarus has pronounced it 'Damn Tasty' which is the ultimate accolade. And I can confirm that it is a gorgeous slice of sharp lemony moistness. The cake equivalent of Dorothy Parker.
Please ignore the 70s Holly Hobby cutting board. I really need to be sponsored by Lakeland Plastics - my kit is so old that it probably wasn't even mine to start off with lol!
I worked out why the camera was taking everything in 'soft focus' - the lens was smeared with butter *guilty face*