Preheat oven to 400 F and line muffin tin with parchment paper liners. Set aside.
In a large bowl, add eggs, milk, maple syrup, pancake mix, salt and pepper. Whisk well.
Add spinach, sausage and cheese. Stir with spatula to combine.
Divide batter evenly between openings of a muffin pan. Bake for 10 minutes, then reduce heat to 375 F and bake for another 10 minutes or until toothpick inserted in the middle of center comes out clean. Don't overbake.
Remove from the oven and enjoy.
Video
Notes
Store: Refrigerate in an airtight container for up to 3-5 days.
Freeze: Cook and cool. Transfer in an airtight container with a lid and freeze for up to 3 months.