1. Preheat oven to 350°.
2. Heat oil in a nonstick skillet over medium heat. Add garlic and onion, and sauté 1 minute. Add meatless ground burger; sauté 3 minutes or until burger is thawed. Add corn and green chiles, and cook 3 minutes or until corn is thawed. Stir in 1/4 teaspoon salt.
3. Combine remaining 1/2 teaspoon salt, eggs, and next 3 ingredients in a bowl; stir well with a whisk. Add onion mixture. Wipe pan with paper towels; coat with cooking spray. Pour egg mixture into pan, and sprinkle with Cheddar cheese. Wrap handle of pan with foil.
4. Bake at 350° for 25 to 27 minutes or until egg is set and lightly browned. Cut into 6 wedges.