01 -
In a ziplock bag, combine flour, 3/4 teaspoon salt, and 1/4 teaspoon pepper. Add the chicken, seal the bag, and shake to coat evenly.
02 -
Heat olive oil and 2 tablespoons of butter in a large skillet over medium-high heat. Shake off excess flour and add chicken to the pan. Cook for 5 to 6 minutes, turning once, until golden and just cooked through. Transfer chicken to a plate and set aside.
03 -
Melt the remaining 1 tablespoon of butter in the same pan. Add the mushrooms and cook for 3 to 4 minutes, stirring often.
04 -
Stir in shallots, garlic, and 1/4 teaspoon salt. Cook for 1 to 2 minutes until fragrant.
05 -
Pour in chicken broth, Marsala wine, heavy cream, thyme, 1/4 teaspoon salt, and 1/8 teaspoon pepper. Scrape up any brown bits from the pan. Bring to a gentle boil and cook uncovered for 10 to 15 minutes, until the sauce reduces by half and thickens slightly.
06 -
Return the chicken and its juices to the pan. Reduce heat to low and simmer for 2 to 3 minutes, until the sauce thickens slightly more.
07 -
Garnish with chopped parsley, if using, and serve hot.