Answer:
This thing runs but cannot walk, sometimes sings but never talks. Lacks arms, has hands; lacks a head but has a face.
Thirty white horses on a red hill, first they champ, then they stamp, then they stand still.
I have four wings but cannot fly. I never laugh and never cry. On the same spot always found, toiling away with little sound.
I have a neck but no head. I have a body but no arm. I have a bottom but no leg.
I grow for a surface, even if you cut me. I continue to grow even after death.
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.