[metmom]

There is also a mandate of ritual slaughter that renders kosher species of animals permissible for Jewish consumption, but there are no instructions for how this is to be performed.

That is not the criteria for kosher found in the OT.

It's chewing the cud and cloven hooves, not HOW it's slaughtered.

The more you talk the more you are demonstrating just making stuff up as you go along.

[editor-surveyor]

.
Not so!

The method of slaughter is also described.

Also many of the intricacies of what is Koshur were revealed by the history books of Tanakh, where certain pagan practices are revealed which explain koshur admonishions.