Preheat oven to 400° F
For Spaghetti Squash: Trim spaghetti squash ends, stand upright and cut in half lengthwise.  Scoop out seeds with a spoon, brush with olive oil, sprinkle with salt and pepper.
Place squash halves cut side down on a large baking sheet.  Bake for 40-45 minutes or until center of squash is tender.  Remove from oven and let cool enough to handle.

Scrape the inside of squash with fork, making strands.  Discard skin.

For Butternut Squash: Trim butternut squash ends, stand upright and cut in half lengthwise.  Scoop out seeds with a spoon, brush with olive oil, sprinkle with salt and pepper.
Place squash halves cut side down on a large baking sheet.  Bake for 40-45 minutes or until center of squash is tender.  Remove from oven and let cool enough to handle.
Carefully cut or peel skin.  Cut in cubes.