01 - 
                Set your oven to 350°F and grease your muffin tin or use silicone liners.
              
              
              
                02 - 
                Beat the eggs with pepper, salt, and milk (if you want to include it).
              
              
              
                03 - 
                Add the spinach, feta, and whatever extras you prefer. Stir well.
              
              
              
                04 - 
                Bake for around 20-25 minutes till they’re firm and lightly browned.
              
              
              
                05 - 
                Crumble the feta cheese and chop the spinach.
              
              
              
                06 - 
                Spoon the mixture into each muffin cup, filling them about three-quarters of the way.