Preheat oven to 400 °F. Prepare a large baking sheet.
Add chickpeas to a large bowl and combine with oil and seasonings. Spread on prepared baking sheet.
Roast for 20 minutes, removing to stir after each 10 minutes.
After 20 minutes, turn the oven temperature to 300 °F. Continue to roast for 30 minutes, stirring after each 15 minutes.
Remove from oven and let cool on baking sheet for 10 minutes.
Notes
LeftoversStore leftovers at room temperature for up to 1 week. If they get soft, place on a baking sheet and roast at 300 F for 10-15 minutes until nice and crisp.