Step 1

Preheat the air fryer to 415˚F and spray the basket of your air fryer with cooking spray.

Step 2

Whisk together the sea salt, garlic powder, and ground black pepper and set aside.

Step 3

Drizzle the olive oil over the tilapia and massage it into the fish, coating it evenly.

Step 4

Arrange the tilapia fillets in the basket with at least ½ inch of space between each fillet. If the basket is too small, cook the fish in batches.

Step 5

Sprinkle half of the seasoning over the fillets. Flip, and sprinkle with the other half of the seasoning.

Step 6

Air fry for 6 minutes; flip the fish halfway through the cooking time.

Step 7

Meanwhile, make the sauce and start by melting the butter in a saucepan set over medium heat. Add the garlic and sauté for about 15 seconds or until fragrant.

Step 8

Whisk in the lemon juice to combine, then stir in the capers. Remove from heat.

Step 9

Remove the tilapia from the air fryer and arrange the fillets on a serving platter.

Step 10

Spoon the sauce over the cooked tilapia and serve.