As it happens SWMBO was cooking some beetroot from our garden as I read this thread.

What else is a guy to do?

I grabbed a piece of pine and the scraps bucket.

I gave the pine a very quick sand, just to key the surface.

I simply rubbed discarded pieces of the boiled beetroot onto the pine (and scrapped off the vegetable matter that stuck to the rough surface).

The images were taken a few minutes after, as a control:

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