Description

This Garlic Cajun Shrimp and Salmon over Mashed Potatoes is a luxurious seafood dinner that combines bold Cajun spices, tender seared shrimp, and flaky salmon over a bed of creamy mashed potatoes. Finished with an optional Cajun cream sauce, this dish is a flavor-packed comfort meal that’s quick enough for weeknights yet elegant enough for entertaining.

Ingredients

Scale

For the seafood:

2 salmon fillets, skin removed
½ lb large shrimp, peeled and deveined
1 tbsp olive oil
1 tbsp Cajun seasoning
Salt and pepper to taste
1 tbsp butter
2 cloves garlic, minced
1 tbsp lemon juice
Chopped parsley for garnish (optional)

For the mashed potatoes:

2 lbs potatoes, peeled and cubed
½ cup heavy cream
¼ cup unsalted butter
¼ cup sour cream
Salt and pepper to taste

Instructions

Boil the cubed potatoes in a large pot of salted water until fork-tender. Drain and return to the pot

Add butter, heavy cream, and sour cream to the potatoes. Mash until smooth and creamy. Season with salt and pepper to taste. Cover and set aside

Pat the salmon fillets and shrimp dry with paper towels. Season both with Cajun seasoning, salt, and pepper

Heat olive oil in a large skillet over medium-high heat. Add the salmon fillets and cook for 3-4 minutes per side until cooked through and golden. Remove and set aside

In the same skillet, reduce heat to medium. Add butter and garlic, cooking for about 30 seconds until fragrant

Add shrimp to the skillet and cook for 2-3 minutes per side, or until pink and opaque. Squeeze in lemon juice and stir to coat

Plate the creamy mashed potatoes, then top with the Cajun salmon and shrimp. Garnish with chopped parsley if desired. Serve warm

Notes

Use fresh seafood for best flavor and texture.
Homemade Cajun seasoning lets you control the heat and sodium.
Warm your mashed potatoes before plating to keep the dish cohesive.
Double the cream sauce if serving to guests—it’s always a hit.
Don’t skip the lemon juice—it brightens up the dish beautifully.