Prepare the Chicken:

1. Preheat your oven to 375°F (190°C).
2. Season the chicken breasts with garlic powder, onion powder, dried oregano, salt, and pepper.
3. Heat olive oil in a large skillet over medium-high heat.
4. Sear the chicken breasts for 3-4 minutes per side until golden brown.
5. Transfer the chicken to a baking dish.

Make the Garlic Parmesan Sauce:

1. In the same skillet, melt butter over medium heat.
2. Add minced garlic and sauté for 1 minute until fragrant.
3. Stir in heavy cream and bring to a simmer.
4. Add Parmesan cheese and stir until the sauce thickens, about 2-3 minutes.
5. Taste and adjust seasoning if needed.

Bake the Chicken:

1. Pour the garlic Parmesan sauce over the seared chicken breasts in the baking dish.
2. Sprinkle the top of each chicken breast with grated Parmesan cheese.
3. Bake for 20-25 minutes, or until the chicken reaches an internal temperature of 165°F (74°C).

Garnish and Serve:

1. Garnish with chopped fresh parsley (optional).
2. Serve hot with your favorite side dish.