01 -
Preheat the oven to 350F (180C). Grease the standard muffin pan with cooking spray.
02 -
Heat up a skillet and add olive oil. Now, add red bell pepper, green bell pepper, and white onion. Cook for 7 minutes until peppers are soft.
03 -
Add baby spinach, broccoli, and cook for another 2 minutes or so. Finally, add garlic and cook for another 30 seconds or so. Finally, season with salt and pepper.
04 -
Whisk the eggs and egg whites, and stir in the vegetables. Then pour it into a muffin pan.
05 -
Finally, bake for 15-20 minutes until muffins are firm to touch.