Answer:
If you have it, you want to share it. If you share it, you don't have it.
A shimmering field that reaches far. Yet it has no tracks, And is crossed without paths.
A hole in a pole, though I fill a hole in white. I'm used more by the day, and less by the night.
Lives without a body, hears without ears, speaks without a mouth, to which the air alone gives birth. What is it?
Where do you go in through one hole and come out through two holes at the same time?
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.