- Preheat oven to 400 degrees. Cut spaghetti squash in half, lengthwise. Remove the seeds. Place both halves on a cookie sheet lined with parchment paper. Place in the oven and cook for 60-80 minutes, until the sides are tender and the top begins to brown.
- Remove spaghetti squash and with a fork, scrap lengthwise until all squash is out of the skin. Place in a bowl and add pesto. Mix well and serve.
Optional: Can add shrimp, chicken or scallops