Equipment
* optional
Ingredients
Tangy Tartar Sauce
- 120 g mayonnaise, chilled
- 20 g capers, drained and finely chopped
- 30 g dill pickle relish, drained
- 15 ml lemon juice, freshly squeezed
- 5 g fresh dill, finely chopped
- 1 g fine sea salt
- ½ g black pepper, freshly ground
Crispy Panko Topping
- 60 g panko breadcrumbs
- 20 ml olive oil
- 2 g garlic powder
- 2 g lemon zest, finely grated
- 5 g fresh flat-leaf parsley, finely chopped
- 1½ g fine sea salt
Fish Fillets
- 600 g skinless cod fillets, fresh, boneless, skinless
- 15 g dijon mustard
- 2 g fine sea salt
- ½ g black pepper, freshly ground
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 432 kcal
- Protein
- 30 g
- Carbohydrates
- 12 g
- Fat
- 30 g
- Saturated Fat
- 4 g
- Zinc
- 0.9 mg
Sources: Aggregated Public Data, USDA FoodData Central
Method
Preheat your oven to 200°C (400°F) and line a baking sheet with parchment paper.
In a small mixing bowl, combine the mayonnaise, capers, dill pickle relish, lemon juice, fresh dill, fine sea salt, and black pepper, then whisk until smooth. Cover and refrigerate until serving.
Heat olive oil in a skillet over medium heat, add panko breadcrumbs, and toast for 3 to 4 minutes while stirring constantly until uniformly light golden.
Transfer toasted panko to a medium mixing bowl, let cool for 2 minutes, then stir in garlic powder, lemon zest, fresh flat-leaf parsley, and fine sea salt.
Pat the skinless cod fillets completely dry on all sides using paper towels, place them spaced apart on the prepared baking sheet, and season both sides evenly with fine sea salt and black pepper. Wash your hands thoroughly with soap and warm water immediately after handling raw fish.
Spread a thin, even layer of dijon mustard over the top surface of each seasoned cod fillet.
Mound the seasoned toasted panko mixture onto each fillet and press gently with your fingertips to adhere a thick, compact layer.
Bake the fish on the middle rack of the oven at 200°C (400°F) for 10 to 14 minutes until an instant-read food thermometer inserted into the thickest part of the fillet registers at least 63°C (145°F) and the flesh is opaque and flakes easily with a fork.
Slide a fish spatula under each fillet to transfer gently onto warm serving plates, and serve immediately alongside generous spoonfuls of the chilled caper tartar sauce.
Chef's Notes
- Pre-toasting the panko in olive oil on the stovetop is the secret to recreating the taste and color of fried fish without using a deep fryer.
- Choose thick, center-cut fillets rather than tapered tail ends to ensure even cooking throughout the pan.
- If your capers are packed in coarse salt rather than vinegar brine, rinse them under cold water for 15 seconds before chopping to control sodium levels.
- Always rely on an instant-read thermometer placed in the thickest part of the fillet to reach exactly 63°C (145°F) for maximum food safety and moist fish flakes.
Storage
Refrigerator: 3 days — Store the cooked fish and tartar sauce in separate airtight containers. Cool leftover fish promptly and transfer to refrigeration within two hours of cooking.
Reheating: Reheat leftover fish on a baking sheet in an oven or toaster oven preheated to 190°C (375°F) for 8 to 10 minutes until heated through to an internal temperature of 74°C (165°F). Avoid microwaving to preserve the crisp topping.
Troubleshooting
The breadcrumb topping is soft or soggy instead of crunchy
Cause: The panko was not pre-toasted in oil or excess surface moisture on the raw fish steamed upward during baking
Fix: Switch the oven to broil for 60 to 90 seconds while monitoring closely to crisp the top layer without overcooking the fish
Prevention: Thoroughly blot the raw fish with paper towels and pre-toast the breadcrumbs in the skillet until lightly golden before applying
The fish is dry, stringy, or tough
Cause: The fillets were baked past the safe internal threshold of 63°C (145°F)
Fix: Cannot be fixed within the protein structure; spoon extra tartar sauce over each portion to restore moisture and richness
Prevention: Begin checking the internal temperature at the 10-minute mark using an instant-read thermometer
The panko crust slides off the fish during plating
Cause: The dijon mustard binder was omitted or applied too sparsely, or the crust was not pressed down gently
Fix: Carefully collect the loose toasted crumbs with the fish spatula and restack them over the fillets on the serving plate
Prevention: Apply an even smear of mustard and press the panko crumbs firmly into place before baking
Cultural Context
This recipe reimagines traditional British pub-style fried cod and New England baked scrod for the modern family kitchen. By exchanging the heavy battered fry pot for a lightly bound, stovetop-toasted crumb topping, it delivers classic crunch with minimal kitchen cleanup. The accompanying cold caper tartar sauce honors centuries-old maritime culinary traditions where bright, vinegar-cured condiments were paired with mild white fish to balance rich texture and elevate delicate ocean flavors.
