01 - Preheat oven to 350°F. Lightly grease a 12-cup muffin tin with nonstick spray or line with silicone liners.
02 - In a blender, combine cottage cheese, eggs, cheddar cheese, Parmesan, salt, pepper, and garlic powder. Blend until smooth and creamy.
03 - In a mixing bowl, combine chopped spinach, bell pepper, green onions, and any optional add-ins.
04 - Pour blended egg mixture into the bowl with vegetables and mix gently to combine.
05 - Divide mixture evenly among prepared muffin cups, filling each about 3/4 full.
06 - Bake for 22–25 minutes, or until centers are set and tops are slightly golden.
07 - Allow egg bites to cool for a few minutes, then remove from tin. Serve warm or at room temperature.