I actually thought that I had made one, but apparently not. So today I bought some pink silk, cut and started hemming; while listening to Harry Potter on audio book. And here it is.
It is an oval shape, to give the nice wavy folds you see on so many images in the Grosse Heidelberger Liederhandschrift. Like this one, where you also find the same combination of veil and gold garland as I'm wearing.