Classic Baked Haddock: Easy, Crispy, and Delicious
A foolproof, family-friendly baked haddock recipe with a savory crumb topping perfect for any night of the week.

Classic Baked Haddock Recipe
Baked haddock is a cherished staple along coastal communities, famed for its delicate, moist texture and pronounced, yet mild, flavor. This recipe elevates the classic by adding a crispy seasoned crumb topping, making it the perfect weeknight dinner that’s both healthy and deeply satisfying. With just a few simple ingredients and minimal prep, you can have this family favorite on the table in under 30 minutes.
Why Choose Haddock?
Haddock is a flaky white fish that holds up beautifully to baking. Its mild flavor is a perfect canvas for bright seasonings, citrus, and crunchy toppings. Plus, this method works equally well with other white fish such as cod or pollock, making it versatile for whatever you find fresh at the market.
Ingredients
- Haddock fillets (or substitute with other white, flaky fish such as cod)
- Mayonnaise (acts as a moisture barrier and helps the crumb coating adhere)
- Crackers (such as Ritz or Keebler Butter Crackers, finely crushed)
- Butter (melted, to bind and flavor the crumb topping)
- Seasonings (customizable; common options include lemon pepper, salt, pepper, garlic powder, onion powder, dried herbs like parsley or thyme)
- Lemon (for fresh juice and thin slices for garnish)
Step-by-Step Instructions
1. Preheat and Prep
- Preheat your oven to 350°F (175°C).
- Line a baking sheet with parchment paper for easy cleanup and less sticking.
2. Prepare the Fish
- Rinse the haddock fillets in very cold water, checking carefully for any small bones.
- Pat fish dry completely with paper towels. Dry fillets help the coating stick properly.
- Arrange the fillets on the prepared baking sheet or pan.
3. Make the Crumb Topping
- Finely crush the crackers in a bowl.
- Pour in enough melted butter to moisten and bind the crumbs. The amount will depend on how many crackers you use, but the mixture should look like wet sand.
- Add desired seasonings. Classic options include a pinch of salt, black pepper, garlic powder, onion powder, and a sprinkle of dried parsley or thyme.
4. Assemble the Fillets
- Lightly brush the top of each haddock fillet with mayonnaise. This keeps the fish moist and helps the crumbs adhere.
- Generously mound the cracker crumb mixture on top of each fillet, pressing lightly to cover completely. You can use more or less coating based on your preference.
- Squeeze fresh lemon juice over the coated fillets for a bright flavor boost.
- Top with thin lemon slices for added aroma and presentation.
5. Bake
- Place the tray in the preheated oven.
- Bake for 15–25 minutes, depending on the thickness of the fillets:
- Thin fillets: 15–20 minutes
- Thicker fillets: up to 25 minutes
- The fish is done when it flakes easily with a fork and is opaque white at the center.
Pro Tips for Perfect Baked Haddock
- Choose fresh, skinless fillets: Ask your fishmonger to remove the skin for the best texture and easiest eating.
- Dry the fish thoroughly: This helps the topping adhere and prevents steaming.
- Season thoughtfully: The basic seasoning is classic, but feel free to experiment with favorite herbs and spices.
- Don’t overbake: Overcooked haddock becomes dry. Check for doneness early, especially with thinner fillets.
- Rest before serving: Let the fish sit a couple minutes after baking to let juices settle.
Flavor Variations and Substitutions
- Cheesy Crust: Mix grated Parmesan cheese into the cracker crumbs for a richer, more savory topping.
- Gluten-Free Option: Use gluten-free crackers or panko crumbs.
- Light Version: Substitute olive oil for butter and use low-fat mayonnaise.
- Herb Lovers: Add chopped fresh dill, chives, or parsley to the crumb topping.
- Spicy Kick: Sprinkle in cayenne or smoked paprika.
Serving Suggestions
Baked haddock pairs beautifully with a variety of side dishes. Below are some classic and creative ideas for rounding out your meal:
- Steamed or roasted vegetables such as asparagus, green beans, or broccoli
- Simple salads with a bright vinaigrette
- Rice pilaf or wild rice blends
- Mashed or roasted potatoes
- Lemon wedges and fresh herbs for garnish
Nutrition Profile (Per Serving)
Nutrient | Amount |
---|---|
Calories | Approx. 280 |
Protein | 25g |
Carbohydrates | 12g |
Fat | 14g |
Cholesterol | 60mg |
Sodium | 380mg |
Note: Nutrition values will vary based on exact ingredients and portion size.
Storing and Reheating Baked Haddock
- To store leftovers, place cooled baked haddock in an airtight container and refrigerate for up to 2 days.
- For best results, reheat gently in a 300°F (150°C) oven until warmed through. Avoid microwaving, as this can make the crumb topping soggy.
- Leftovers are delicious flaked into salads or sandwiches.
Frequently Asked Questions (FAQs)
Can I use frozen haddock?
Yes, but for the best texture and taste, thaw frozen haddock thoroughly in the refrigerator overnight and pat dry before seasoning and baking.
Is another fish suitable for this recipe?
Absolutely. Cod, pollock, or any other flaky white fish can be substituted with excellent results.
Can I prepare this recipe ahead of time?
You can assemble the fish up to the point of baking, then cover and refrigerate for a few hours before baking. For best results, add the crumb topping just before baking to keep it crisp.
How do I know when haddock is fully cooked?
Baked haddock is done when it flakes easily with a fork and the flesh turns opaque white. Internal temperature should reach 145°F (63°C).
What is the texture of properly cooked haddock?
When properly baked, haddock should be moist, tender, and flake apart easily without being dry or rubbery.
Summary Table: Key Steps for Baked Haddock
Step | Description |
---|---|
Prep | Preheat oven, rinse and dry fish, prepare baking tray |
Crumb Topping | Crush crackers, mix with melted butter and seasonings |
Assembly | Brush fish with mayo, cover with crumbs, add lemon |
Bake | Bake at 350°F (175°C) for 15–25 minutes |
Serve | Check doneness, rest, and garnish with lemon/herbs |
Expert Notes and Serving Tips
- Baked haddock is one of the healthiest and quickest seafood dinners you can make. It’s naturally low in calories and high in protein.
- This recipe is kid-friendly – the mild flavor and crunchy topping make it appealing to even picky eaters.
- If you’re hosting, assemble everything except the crumb topping an hour ahead, then finish and bake just before serving for maximum crispiness and freshness.
- Pair with chilled white wine, such as Sauvignon Blanc or a light Chardonnay, for a classic New England-style meal.
More Seafood Inspiration
- Broiled cod with lemon-dill butter
- Crispy panko-baked pollock
- Baked flounder with herbed breadcrumbs
- Seared scallops with garlic
Conclusion
Baked haddock delivers maximum flavor with minimum effort – perfect for both busy weeknights and relaxed weekend suppers. The buttery, crisp topping keeps the fish wonderfully moist, while bright lemon enhances its natural flavor. With quick prep, easy cleanup, and endless customization opportunities, this classic recipe is sure to become a favorite in your kitchen.
References

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