Combine first 6 ingredients in a medium bowl.
Heat olive oil in a large ovenproof nonstick skillet over medium heat. Sauté onion and garlic 3 minutes or until tender. Add spinach; cook 3 minutes or until spinach wilts. Add pasta, tomato, and egg mixture; cook 6 minutes or until almost set. Sprinkle with Parmesan cheese.
Broil 5 minutes or until cheese melts.