Answer:
I have rivers without water. Forests without trees. Mountains without rocks. Towns without houses.
What has 3 feet but cannot walk?
What begins and has no end? What is the ending of all that begins?
Plow and hoe, reap and sow, What soon does every farmer grow?
It doesn't live within a house, nor does it live without. Most will use it when they come in, and again when they go out.
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.