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Pacific cod with tarragon butter is a fast, flavorful way to elevate simple white fish. Thick fillets broil in the oven until just flaky, then melt under a slice of lemon–tarragon butter for an instant sauce bursting with citrus and herbs. The fish turns out tender, buttery, and bright, with no extra pans to wash.

This oven-broiled cod with tarragon butter makes an easy seafood dinner that’s light, fast, and full of lemony herb flavor.
If you prefer a crispy, golden crust, try my pan fried cod for a stovetop recipe.
Here’s Why This Broiled Cod Recipe Works
Broiling keeps it simple: No flipping, no fuss. Just even high heat and quick cooking, ready in under 10 minutes.
Compound butter brings the flavor: Tarragon and lemon zest cut through the richness, turning plain butter into an instant sauce.
Minimal seasoning, big payoff: Salt, pepper, paprika, and olive oil do the work; the butter finishes with bold, bright flavor.
Tastes fancier than it is: It looks and eats like a restaurant dish but takes less effort than roasting vegetables.

Recipe Tips
Start with thick fillets: Aim for about 1 inch so the fish stays moist and flaky. Thinner pieces tend to overcook.
Dry thoroughly: Moisture steams fish instead of browning it. Pat the fillets dry for better color and texture.
Preheat the broiler: Give it at least 5 minutes to heat the oven so the fish cooks evenly and develops light char.
Chill the butter log: Cold butter slices cleanly and melts gradually over the hot fish for a perfect finish.
Finish with lemon and herbs: A squeeze of lemon and a sprig of tarragon add a bright, fresh contrast.
I served our broiled cod with this easy, oven basmati rice pilaf and sautéed broccolini.

Your Questions, Answered
The cod is ready when it flakes easily with a fork and looks opaque throughout. The internal temperature should reach 145°F.
Definitely. The lemon tarragon butter keeps up to 5 days in the refrigerator or up to 6 months in the freezer when wrapped tightly.
Yes, but thaw them completely and pat very dry before seasoning. Excess moisture can cause steaming instead of browning.

Cod with Tarragon Butter
This lemony tarragon cod is your weeknight upgrade. It’s quick to cook, easy to prep, and rich with sharp herb flavor. It’s the kind of meal that feels restaurant-worthy with almost no effort.
Also try my baked cod with cannellini beans for a one-pan, Mediterranean-style dinner.
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Broiled Pacific Cod with Tarragon Butter
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Ingredients
For the Lemon Tarragon Butter:
- 4 ounces butter, softened to room temperature
- 3 tablespoons fresh tarragon, chopped
- lemon zest, of one lemon
For the Broiled Cod Fillets:
- 4 cod fillets, 6-oz each, 1-inch thick
- 1 tablespoon olive oil
- Salt and pepper
- Paprika
- Lemon , cut into wedges for garnish
- sprigs fresh tarragon
Instructions
For the Lemon Tarragon Butter:
- In a small dish add the soft butter, tarragon and the lemon zest. Mix with a spatula to combine well.
- Spoon the herb butter on one end of a piece of parchment paper a couple inches from the edge and shape it into a log with the spatula.
- Fold the edge of the parchment paper over the butter log and roll the paper to enclose the butter log. Twist each end like a piece of bubble gum and place the butter log in the refrigerator or freezer until firm.
- When ready to use the butter, unwrap it and slice into 1/4-inch slices. Refrigerate the slices of butter until the fish is ready to serve.
To Broil the Cod Fillets:
- Set the oven rack to the upper position, about 4-6 inches from the heat and set the control to Broil. Allow 5 minutes for the oven to heat. Line a baking sheet with foil and set a wire rack over it.
- Pat the fillets on both sides with paper towels to remove as much moisture as possible. Brush them with the olive oil and sprinkle with salt and pepper. Dust each fillet lightly on the top side with paprika and place them on the wire rack.
- Broil the fillets for 7-10 minutes, (begin checking at 7 minutes) just until the fish is opaque and begins to flake easily when a fork is inserted into the thickest part.
- Remove the fillets from the oven, place on serving plates. Top each serving with a slice of lemon tarragon butter and garnish with tarragon sprigs and lemon wedges.
Notes
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
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I always love the herb butter, but tarragon butter is a favourite. These broiled cod steaks look so yummy!
Thanks, Angie….