cheesy chicken and rotini bake

Ingredients For cheesy chicken and rotini bake

• 1 lb

  rotini pasta, cooked
• 2-3 c

  cooked, chopped chicken breast
• 1 pkg

  (10 ounces) frozen spinach, thawed and squeezed dry
• 2 Tbsp

  extra virgin olive oil
• 2 Tbsp

  butter
• 1/2

  onion, finely chopped
• 2-3

  garlic cloves, minced
• 1

  (15 ounces) container ricotta cheese
• 1-1/2 c

  chicken stock
• 1 tsp

  salt
• 1/2 tsp

  pepper
• 1-1/2 c

  shredded mozzarella cheese
• 1 c

  grated parmesan cheese