Steps
1. Preheat the oven to 375°F (190°C).
2. Make a horizontal cut in the chicken breast to create a pocket.
3. Season the chicken breast with salt and pepper.
4. Stuff the chicken breast with a slice of mozzarella cheese, tomato slices, and fresh basil leaves.
5. Heat olive oil in a skillet over medium-high heat.
6. Sear the stuffed chicken breast until golden brown on both sides.
7. Transfer the chicken breast to a baking dish and pour tomato sauce over it.
8. Bake in the preheated oven for 20-25 minutes, or until the chicken is cooked through.
9. Serve hot and enjoy!