spaghetti Squash Casserole

Ingredients

• 3 spaghetti squashes, cut in half with the seeds removed
• 2-3 cups tomato sauce or Bolognese sauce depending on preference
• 1 cup ricotta cheese
• 1 teaspoon nutmeg
• 1 teaspoon salt
• 1 teaspoon pepper
• 1 cup mozzarella cheese, shredded
• 1 tablespoon fresh basil, chopped
• ½ cup grated parmesan cheese
• 2 tablespoons olive oil plus 2 tablespoons more for tossing