Preheat the oven to 350 degrees Fahrenheit, and optionally, line a baking sheet with parchment paper for easier cleanup.
Carefully cut in half lengthwise the butternut squash, cutting it from top to bottom completely.
Use a spoon to scoop out the seeds from the butternut squash. Save for another use or discard them.
Brush the cut-side of squash halves with avocado oil. Put squash cut-side down on a baking sheet and place baking sheet in preheated oven.
Roast the squash for 45 to 50 minutes or until the squash is soft enough to pierce with a fork easily. Remove from oven, transfer to a large bowl, and serve.
How to Cook Butternut Squash in the Instant Pot
Carefully cut through butternut squash lengthwise into halves, cutting all the way through the squash from top to bottom.
Use a spoon to scoop out the seeds from the butternut squash. Save for another use or discard them.
Place a trivet in the Instant Pot. Pour in 1 cup of water, then place butternut squash halves cut-side up on the trivet.
Secure the lid on your Instant Pot with the vent in the Sealing position. Set Instant Pot to Manual High Pressure for 8 minutes. Instant Pot will pressure and then start cooking time.
After 8 minutes, Natural Release pressure for 10 minutes. After 10 minutes, carefully Quick Release any further steam and take off the lid from Instant Pot. Transfer cooked squash to a large bowl and enjoy.
How to Cook Butternut Squash in the Microwave
Carefully cut through butternut squash lengthwise into halves, cutting all the way through the squash from top to bottom.
Use a spoon to scoop out the seeds from the butternut squash. Save for another use or discard them.
Place squash cut-side up in a microwave-safe dish. Place dish in microwave and microwave squash for 8 minutes. After 8 minutes, check the doneness of the squash. Continue microwaving in 2-minute increments, until squash is soft enough to be pierced with a fork.
Transfer squash to a large bowl and serve as desired.
Notes
This Recipe Can be Doubled: This is a great recipe for a crowd. Simply increase the ingredients proportionately and split it into two baking dishes before baking.
Versatile Cutting: Butternut squash can be halved, cubed, or sliced. You can change your technique for cutting and it would still work with whichever cooking method you prefer.