01 -
Preheat oven to 400°F (200°C). Lightly grease a baking dish or line it with foil for easy cleanup.
02 -
Combine olive oil, melted butter, minced garlic, Cajun seasoning, smoked paprika, dried thyme, salt, black pepper, and lemon juice in a small bowl. Stir until fully blended.
03 -
Place salmon fillets in the center of the prepared baking dish. Nestle shrimp and onion wedges evenly around the salmon.
04 -
Brush or spoon the seasoning mixture evenly over the salmon, shrimp, and onions, ensuring all pieces are well coated.
05 -
Bake in the preheated oven for 15 to 18 minutes, until salmon flakes easily and shrimp turn pink and opaque. Monitor closely to prevent overcooking.
06 -
For a crispier top, broil on high for 1 to 2 minutes. Watch carefully to avoid burning.
07 -
Remove from oven, sprinkle with fresh parsley, and serve immediately with lemon wedges.