Stir together @butter beans{1%can}, @olive oil{1%tablespoon}, @salt{1%teaspoon}, @pepper{1%teaspoon}, and @garlic powder{1%teaspoon} in a bowl until combined. Spread out in the air fryer basket Preheat an air fryer to 400 degrees F (200 degrees C). Air fry until golden and crispy, tossing halfway through, for 12 to 15 minutes. Sprinkle with additional seasonings to taste if you like. Store in an air-tight container for 3 to 5 days.