• 2 cups whole milk
• 2 tosp. olive oil
• ¾ cup onion, chopped
• 3 tbsp garlic, minced
• 1 cup mushrooms, thinly sliced
• 1 tsp dried basil
• 1 tsp dried oregano
• ½ tsp red pepper flakes
• 1 tsp sea salt, divided
• 1 (60z) bag spinach
• 2 cups shredded cooked chicken
• 2 cups chicken or veggie broth
• ¼ cup flour
• ¼ tsp nutmeg
• ½ cup shredded parmesan
preheat oven to 375F.
heat a large nonstick skillet over-medium high heat; add oil, onions, garlic, mushrooms, basil, oregano, red pepper flakes, and 1 tsp salt. sauté about 3-4 minutes, or until mushrooms softened and their liquid has mostly evaporated.
add fresh spinach and cook until wilted, about 10-15 seconds. remove the pan from heat and stir in chicken.
in a small bowl, whisk ½ cup chicken broth with flour, until a thick consistency is formed; set aside.
combine remaining 1 ½ cups broth, milk, nutmeg, and 1 tsp salt in a medium saucepan and simmer over medium heat, stirring occasionally. once bubbly, add the slurry and whisk continuously..
simmer until thickened (about 6 minutes) and stir in parmesan. remove from heat.
pour ½ cup sauce into the bottom of a large cast iron skillet.
top with ⅓ of the noodles, 1 cup chicken mixture, 1 cup sauce, and ¼ cup mozzarella.
repeat layers three times, finishing with sauce and cheese.
cover the baking dish with foil and bake for 20-25 minutes, or until