This 15 Minute Blackened Cod Fish recipe is going to become a staple in your weeknight dinner rotation. It’s a super-fast recipe that packs a tasty punch and can be paired with pretty much any side dish. The key flavor in this cod is the smoky blackened Cajun spice, but don’t worry if you don’t have any, I’ll help you make your own! Ingredients: 1 to 1 1/4 pounds cod filet, cut into 4 portions 4 teaspoons Cajun seasoning 1/4 teaspoon coarse kosher salt (*see note) 3 tablespoons unsalted butter 1