For my favorite cookies it is a pleasure for me to design my own cookie cutter.
One cookie cutter is for the bottom, the other with the three eyes is for the top.
Mount the ejector to the top cutter. It should fit very tightly, so that it can't fall out.
If you don't know the cooking recipe for "Linzer Augen" please visit a page like:
Printed in PLA, if you want to wash it hot then please take PETG or ABS.