In a large bowl, whisk together the cornmeal, flour, baking powder, sugar, salt, pepper, onion powder, and garlic powder.
1 cup cornmeal, ¾ cup flour, 1 teaspoon baking powder, 2 tablespoons sugar, 1 teaspoon salt, ¼ teaspoon black pepper, ½ teaspoon onion powder, ¼ teaspoon garlic powder
In a separate bowl, whisk together the buttermilk, egg and melted butter.
½ cup buttermilk, 1 large egg, ¼ cup melted butter
Pour the wet ingredients into the dry and stir until combined. Fold in the minced onion until evenly distributed.
1 scallion
Preheat the air fryer to 380 F, then use a small cookie scoop to scoop the dough into the hot air fryer. Spray the tops with cooking spray, then cook for 10 minutes, flipping once halfway through and spraying the bottom with cooking spray.
Cooking spray
Serve warm with a sprinkle of green onions