Preheat oven to 220 C / 430 F. Line a large baking tray with baking paper. Set aside.
Drain and rinse chickpeas. Tip the chickpeas onto a kitchen towel. Pat dry to remove excess moisture. Remove all the loose skins.
Transfer chickpeas to a large bowl.
Add olive oil, garlic powder, ground cumin, paprika and red chili powder. Season with salt.
Toss well until the chickpeas are well coated.
Tip onto the baking tray.
Arrange in a single layer. Bake for 20-25 minutes or until crunchy.
Turn off oven.
Leave the chickpeas in the oven for another 10 minutes. This will make them very crispy.
Remove from oven.
Leave to cool. Store in an airtight container.
Serve as a snack or add to grazing boards for delicious appetizer idea. Toss them in salads or add as soup topping if you like.