How To Make Jamaican Jerk Seasoning

I do not know if you could find a jar in the spice isle called “Jamaican Jerk Seasoning.”  I have never seen one.  But I do know that if you did it would probably be expensive.  And here’s another thing about spices, as I just realized (again).  They may contain milk, wheat or soy, or other food allergens.    That may sound crazy, but yesterday I found that very statement on the...