Shortbread is simply the most delicious biscuit ever conceived by mankind (though I suspect
womankind had more to do with it!).
It would be blasphemy to call shortbread a "cookie". It is, truly, a BISCUIT!
As with all simple things, it is NOT easy to make, so I suggest you try this out on yourself or the family before you present it at afternoon tea to strangers.
Here is my Mother's recipe (I can not refer to that sainted lady and not capitalize - sorry, America!)