01 -
Combine kosher salt, onion powder, paprika, cayenne pepper, black pepper, dried basil, oregano, and thyme in a small bowl; mix thoroughly with a fork.
02 -
Place shrimp in a large bowl, add blackened seasoning, and toss to coat evenly.
03 -
Heat a large skillet over high heat, melt 4 tablespoons butter, add half the shrimp, and cook for 2 minutes per side until crisp and opaque.
04 -
Remove cooked shrimp, add remaining shrimp to skillet, and cook for 2 minutes per side.
05 -
Add remaining 2 tablespoons butter to skillet, return all shrimp to pan, and toss to coat in melted butter before serving.