Ingredient:

• 1 green onion, thinly sliced
• 1 small garlic clove, minced
• 2 large eggs
• 1/2 cup egg substitute
• 4 tablespoons crumbled feta cheese, divided
• 1/3 cup chopped plum tomato
• 4 thin slices peeled avocado
• 2 tablespoons reduced-fat sour cream