Answer:
It is a form of plastic money.
This type of food, which is a fungus, is often served on supreme pizza, in spaghetti and in a particular "cream of" style soup
Chicken noodle and cream of mushroom are two well known varieties of this kind of food
What has a head yet it never weeps, has a bed but never sleeps, can run but can not walks, and has a bank but not a cent to its name?
What cleans as it gets dirty only to get clean the more you use it?
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.