Chicken Marsala

INGREDIENTS

• 3 Tbs. all-purpose flour
• 1 tsp. salt, plus more, to taste
• 1/2 tsp. freshly ground pepper, plus more, to taste
• 6 boneless, skinless chicken breast halves, each about 6 oz.
• 3 Tbs. unsalted butter
• 3 Tbs. olive oil
• 4 shallots, minced
• 1/4 lb. pancetta, diced
• 2 1/4 cups Marsala
• 1 cup chicken broth
• 2 tsp. dried oregano
• 1/2 lb. cremini or button mushrooms, brushed clean, stems removed and caps cut into slices 1/4 inch thick
• 1/2 cup mascarpone
• 3 Tbs. finely chopped fresh chives