5 minutes ago, Tropicalsenior said:Okay, I give up. What in the world is sparrow juice? I can't find it on Google and I am left with the image of a tiny copper duck press. The only other image that I have is unspeakable.
@liuzhou always answers questions himself, but I thought I would jump in here and save you the horror of thinking of the unspeakable.
It would be the green stuff you see in this close-up.