Roasted Chickpeas

2 cups dry chickpeas, cooked and drained.  Dry well with a paper towel.  Spray large pan with cooking spray.  In a large bowl, mix chickpeas, 2  tbs olive oil,  Himalayan sea salt, pepper and garlic powder.  Spread onto cookie sheet.  Bake at 350, turning a few times for a total of 50 min.  Add more time if you like it extra crunchy.