01 - Set oven to 400°F (204°C) and allow to fully preheat.
02 - Pat chickpeas dry thoroughly using paper towels for best crispiness.
03 - Transfer chickpeas to a mixing bowl and coat evenly with olive oil and ranch seasoning.
04 - Spread chickpeas out in a single layer on a baking sheet lined with parchment paper.
05 - Roast in the oven for 25 to 30 minutes, shaking pan halfway through, until browned and crisp.
06 - Let chickpeas cool for a few minutes before serving to enhance crunch.