Chicken Marsala Smashburgers
INGREDIENTS: FOR THE BURGERS: 2 lbs. ground chicken1 egg1/4 cup bread crumbs2 tablespoons marsala wine2 teaspoons minced onion1 1/2 teaspoons garlic powder1 1/2 teaspoons salt1/2 teaspoon ground black pepper1/4 cup mayonnaise12 slices of white American Cheese6 hamburger bunslettuce or flat-leaf parsley for garnish FOR THE MUSHROOMS: 16 oz. mushrooms, cleaned and sliced2 tablespoons butter2 tablespoons…