Preheat oven to 400 degrees
Slice each chicken breast lengthwise and season both sides with salt and pepper.
In a skillet over medium heat, lightly brown in the avocado oil for about 2-3 minutes per side. remove and set aside
Mix the next 5 ingredients together.
Lay the chicken in a baking dish. Spoon some of the spinach mixture on each one then top with the cheese.
Bake for about 20 minutes or until cheese is completely melted and chicken is cooked to 165 degrees.
