There you can find Yet Another Raw Mix Design toy:
https://github.com/maajdl/YARMD

A 2 hours game that I first posted this here 10 years ago (Lalbatros):
https://www.cemnet.com/Forum/thread/149516?page=2

On GitHub the file is slightly modified because the first version was written in Excel 2003.
The reference to the Solver needed to be updated.

tarek.fenniche@scmidz.com