Preheat oven to 450°.
Combine first 3 ingredients in a small bowl. Stir well; set aside.
Wrap handle of a large nonstick skillet with foil. Heat oil in skillet over medium-high heat. Add green onions, mushrooms, and corn; sauté 4 minutes or until soft. Stir in pasta until well-blended. Add egg substitute mixture; cook 2 minutes or until set around edges. Sprinkle with Parmesan. Bake at 450° for 5 minutes or until center is set. Garnish with green onions, if desired.