Lighter Chicken Florentine & Mushroom Casserole Recipe - Paula Deen

Ingredients

• 4 (5 oz) skinless boneless chicken breasts
• 1/2 teaspoon Kosher salt
• 1/4 teaspoon fresh ground Black pepper
• 2 teaspoons Olive oil
• 1/2 lb stems removed, caps sliced shiitake mushrooms
• 2 thinly sliced shallots
• 2 cloves minced garlic
• 1 (5 oz) container baby spinach
• 1 tablespoon all purpose flour
• 1 cup fat-free milk
• 1/2 cup shredded, or swiss reduced-fat jarlsberg cheese