Heat the oil in a large skillet. Add the onion, and
saute over medium heat until soft. Add the beef, using
a fork to break it up into small bits. Cook until the
redness is gone. Add the spinach, and mix well. Cook,
stirring, for 3-4 minutes. Add salt to taste. Mmix the
Tabasco with the eggs. Pour over the beef mixture, and
cook, stirring until the eggs are set. Remove from
heat, transfer to a warm platter and sprinkle with
parmesan.