Neah....thei don't
I've seen plenty of sandwitches and given the looks of some of the cooks, that is an apt description of several of them.
From my 'Mickey Mouse' book that I kept at the back of my briefcase to record things like this, especially food:
1. How about 'Fried Bum' - seen in Shanghai
2. Viagra Prawn Warps.
3. Chicken Wings, ruthlessly clipped.
4. God delicious bean sauce
5. Diet Cock
6. And a bowel of egg-fried rice.
and from the Middle East
Homos with Meat