Creating the Sun-Dried Tomato Pesto Chicken Bake is simple when you follow these steps:

1. Preheat your oven: Preheat your oven to 375°F (190°C).
2. Prepare the baking dish: Lightly grease a 9×13 inch baking dish with olive oil.
3. Season the chicken: Rub the chicken breasts with olive oil, garlic powder, Italian seasoning, salt, and pepper.
4. Arrange chicken in the dish: Place the seasoned chicken breasts in the prepared baking dish in a single layer.
5. Spread the pesto: Generously spread pesto sauce over each chicken breast.
6. Add sun-dried tomatoes: Sprinkle the chopped sun-dried tomatoes evenly over the pesto-covered chicken.
7. Top with cheese: Layer the shredded mozzarella and grated Parmesan cheese on top of the sun-dried tomatoes.
8. Bake: Place the dish in the preheated oven and bake for 30-35 minutes, or until the chicken is cooked through and the cheese is golden and bubbly.
9. Check for doneness: The internal temperature of the chicken should reach 165°F (75°C).
10. Garnish and serve: Before serving, garnish with fresh basil leaves if desired.

By following these clear and concise steps, you’ll have a delicious Sun-Dried Tomato Pesto Chicken Bake ready to enjoy with your loved ones.