Step 1

Preheat oven to 350 degrees

Step 2

Heat coconut oil in a large skillet on medium heat.

Step 3

Saute the mushrooms (and onions and peppers if using) for about 5-6 minutes

Step 4

Then add the spinach and cook for about 4 more minutes or until tender.

Step 5

Drain the excess liquid very well.

Step 6

In a large mixing bowl, whisk the eggs until combined. Add the cooked mushrooms, spinach, onion, red pepper and cheeses (if using) and mix well.

Step 7

Divide the mixture evenly between the muffin tin.

Step 8

Bake at 350 degrees for 20-25 minutes, until set and a knife inserted in the center comes out clean.

Step 9

Store in the refrigerator or freeze. Just pop them in the microwave when you're ready to eat them.