Steps
1. Preheat the oven to 375°F (190°C).
2. Cut a slit in the side of the chicken breast to create a pocket.
3. In a small bowl, mix together the spinach, feta cheese, minced garlic, olive oil, salt, and pepper.
4. Stuff the spinach and feta mixture into the pocket of the chicken breast.
5. Season the outside of the chicken breast with salt and pepper.
6. Heat a skillet over medium-high heat and sear the chicken breast for 2-3 minutes on each side, until browned.
7. Transfer the chicken breast to a baking dish and bake in the preheated oven for 20-25 minutes, or until the chicken is cooked through.
8. Serve the stuffed chicken breast with your choice of side dishes.