[Syndrome]

Originally Posted by Citroëenbender

From a kosher point of view - which will be similar - you can’t prepare treifah (non kosher items) using surfaces or utensils ritually codified for kosher use.

So it (your pork kebab) would likely require separate kitchens, utensils, all handling and cleaning up facilities. You can’t even wash mixed cutlery. Just not economical.

If find it ironic that people who are concerned about cross pollination of food are the same people who use their hand instead of toilet paper to clean their sphincter after a bowl movement.