Answer:
It is in every mountain, it's not in any hill, it's not in all the world, and yet it's in the mill.
What is so delicate that even mentioning it breaks it?
It comes from crystal and melts to a treat. Add it to your tea to make it sweet. What is it?
The negative hero in each story
Touch this and you'll regret it. But if it's cold, you won't forget it. What is it?
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.