I was thinking through what would happen should the OP follow the advice by another user which recommended baking the mortar and pestle.
Since it has a heavy film of fats,my thought is that baking at a low temp would create a finish similar to that on seasoned cast iron. I’m not thinking that would be a plus but others might think otherwise.
This is also raising questions of foreign interference/influence in democratic process.
In Canada, the federal Elections Commissioner has been called on to investigate the source of bot campaigns for the leading opposition party: Online bot campaign backing Pierre Pollievre prompts call for probe.