Preheat oven to 425. Slice squash in half lengthwise and scoop out seeds.
Slice into 1/2" slices and lay out on cookie sheet.
Drizzle olive oil and sea salt and pepper on top.
Roast for about 15 minutes on one side, flip, and 10 minutes on the other.
Done when it changes to a golden color.
The skin is edible.