Spice up your dinner with this blackened Cajun air fryer salmon recipe. The salmon fillets are coated in a homemade Cajun spice blend, then cooked in the air fryer until they are blackened and flavorful. The bold and smoky flavors of the Cajun seasoning add a delicious kick to the tender and flaky salmon. Serve it with a side of creamy coleslaw or cornbread for a satisfying and spicy meal.