Step 1

To cook in the oven, preheat oven to 400 degrees. Cut the squash in half length-wise and scoop out the seeds with a spoon. Discard the seeds. Drizzle with olive oil and place face down on a baking sheet. Bake for 1 hour or until squash is fork tender.

Step 2

To cook in the Instant Pot, follow these directions.

Step 3

Once squash is cooked, shred the squash into long spaghetti-like strands by using a fork to scrape the squash widthwise.

Step 4

Melt the butter in a sauce pan over medium heat.

Step 5

Once butter has melted, add the cream, garlic, salt, and pepper and bring to a simmer.

Step 6

Turn off the heat and add the shredded Parmesan to the pan. Whisk until the cheese has melted and the sauce is smooth and creamy.

Step 7

Pour the Alfredo sauce over the squash and stir to coat.

Step 8

Spoon the squash into the empty squash halves. Sprinkle with the mozzarella. Alternately, add to a 9x9 baking dish.

Step 9

Bake at 350 degrees for 10 minutes.

Step 10

Sprinkle with parsley before serving.