Preheat oven to 400. Drain and rinse the chickpeas and scatter on a paper towel-lined rimmed baking sheet. Let stand 15 minutes. Remove the paper towels and toss chickpeas with olive oil.
Roast until crisp and golden, about 45 minutes, stirring occasionally. Toss with coarse salt and 1 1/2 tsp of desired seasoning, if desired and serve. Store cooled chickpeas in an airtight container up to 1 week.
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