In a large bowl whisk together eggs, greek yogurt, onion powder, granulated garlic, salt, and pepper. Set aside.
In a large skillet heat olive oil and add spinach. Cook spinach until it is slightly wilted, 3-4 minutes.
Add in cherry tomatoes and cook until tomatoes are softened, 3-4 minutes
Stir in egg mixture and cook until the eggs are set, about 7-9 minutes. Stir the eggs as they cook so they turn out scrambled.
Once the eggs are sett stir in the feta and quinoa and cook until heated through.