玛莎拉鸡 Marsala Chicken

Chicken: 鸡裹干面粉，油里煎
1/2 cup all-purpose flour (plain flour)
1 teaspoon kosher salt
1 teaspoon garlic powder
1/2 teaspoon black cracked pepper
2 large boneless skinless chicken breasts, halved horizontally to make 4 fillets*
2 tablespoons olive oil, divided
4 tablespoons unsalted butter, divided

鸡取出，放黄油，蘑菇炒。之后放入其他料炒，最后放入鸡块煮几分钟。Marsala Sauce:
1 tablespoon unsalted butter as needed
8 ounces (250g) brown or Cremini mushrooms, sliced
4-5 cloves garlic, minced
3/4 cup dry Marsala wine
1 1/4 cup low-sodium chicken broth (or stock)
3/4 cup heavy cream (thickened cream, evaporated milk or half and half may also be used)**
2 tablespoons fresh chopped parsley