Chicken Marsala

Chicken Marsala   Save Print Author: Big Messy Man Ingredients 4 boneless chicken breasts, about 2 pounds total ¾ cup all-purpose flour 1 ½ teaspoon kosher salt, divided, plus more for seasoning ¾ teaspoon black pepper, divided, plus more for seasoning ¼ cup olive oil 2 tablespoons unsalted butter ½ cup white onions, finely chopped ...