rice pasta, or mashed potatoes, for serving
fresh parsley for garnish
1/3 cup cornstarch
3/4 cup water
1 1/2 cups chicken broth
1 cup dry Marsala wine
1/2 tsp. black pepper, more as needed
1 tsp. kosher salt, more as needed
1 tsp. Italian seasoning
4 cloves garlic, finely minced
1/4 cup finely chopped yellow onion
8 oz. baby Bella mushrooms, sliced
8 oz. white button mushrooms, sliced
2 boneless skinless chicken thighs
2 boneless skinless chicken breasts
nonstick spray