Preheat the oven to 350F. Grease a non-stick muffin tin with olive oil or cooking spray.
Combine the eggs and cottage cheese in a blender until smooth.
Pour the egg mixture in a large bowl. Add the spinach, feta cheese, olives, tomatoes, garlic, onion powder, oregano and salt, whisking until well combined.
Divide the batter into the prepared muffin tin, to the top.
Bake for 20 to 22 minutes until the edges are set. Let cool in the pan. They will defeat as they cool. Loosen with a butter knife around the edges.