Crispy Fish Sandwich

Crispy Fish Burger Recipe: Your Guide to Delicious, Homemade Seafood Burgers

Dive into the delectable world of homemade crispy fish burgers! This recipe promises a truly satisfying meal that’s both easy to prepare and bursting with flavor. Made with your choice of flaky white fish, these burgers are transformed into golden, perfectly pan-fried patties, ready to be devoured in minutes. Forget greasy fast-food versions – our guide ensures a fresh, wholesome, and incredibly tasty fish burger experience right in your own kitchen. Whether you’re looking for a quick weeknight dinner or a crowd-pleasing lunch, these homemade fish burgers are sure to become a family favorite. The simplicity of the preparation, combined with the rich flavors, makes this recipe a must-try for any seafood enthusiast.

Two Fish Burgers on a platter with fries in the background

Why This Recipe Works: Unleashing Flavor and Crunch


Our crispy fish burger recipe stands out for several compelling reasons, making it a guaranteed hit at your dinner table. Firstly, it offers an incredible depth of flavor that elevates the humble fish patty into something truly special. Each bite is infused with the zesty kick of creamy horseradish, the rich tang of mayonnaise, the sharp undertones of Dijon mustard, and the aromatic blend of fresh garlic, sweet peppers, and vibrant green onions. This carefully balanced combination ensures a dynamic taste profile that’s anything but bland. The unique blend of ingredients creates a savory and slightly spicy burger that perfectly complements the delicate flavor of the fish.

Beyond flavor, the recipe excels in texture. We achieve that coveted crispy coating by rolling the patties in panko breadcrumbs, which pan-fry to a beautiful golden brown, providing a delightful contrast to the tender, flaky fish inside. This isn’t just a recipe for burgers; it’s a smart and delicious way to utilize various types of cooked flaky white fish, including popular choices like tilapia, cod, or haddock. It’s also an excellent solution for transforming leftover cooked fish into an exciting new meal, minimizing food waste while maximizing deliciousness. Quick to prepare and incredibly adaptable, these fish burgers offer a gourmet experience with minimal effort, proving that wholesome and flavorful meals can indeed be simple and incredibly satisfying.

Hand holding up a Fish Burger cut in half, showing crispy exterior and flaky interior

Essential Ingredients You Will Need


Crafting the perfect crispy fish burger starts with selecting the right ingredients. Below, you’ll find a detailed list of everything required for this recipe, along with important notes and substitution suggestions to help you customize your culinary creation. All precise measurements and comprehensive instructions are available in the printable recipe card at the very end of this post, ensuring you have all the information at your fingertips for a successful cooking experience.

Variety of fresh ingredients for Fish Burger including fish, egg, horseradish, mayonnaise, Dijon mustard, olive oil, garlic, green onions, sweet peppers, garlic salt, and breadcrumbs.

Ingredient Insight and Smart Substitution Ideas


Understanding each ingredient’s role allows for perfect execution and creative substitutions. Here’s a closer look at what goes into our delicious fish burgers:

FISH – The star of our recipe is, of course, the fish. For optimal results, we recommend using a flaky white fish, such as tilapia, cod, haddock, pollock, or even snapper. These varieties hold together well when flaked and form excellent patties. While the recipe calls for cooked fish, if you’re starting with raw fish, plan for approximately ¾ pound (12 ounces) to yield the ½ pound of cooked fish needed, as fish typically loses about 30% of its weight during the cooking process. Feel free to experiment with other cooked flaky fish you enjoy; salmon also makes a fantastic burger, though it will impart a richer flavor and slightly different color. The crucial step is to have the fish cooked and cooled before flaking it.

Binding Agents (Egg, Mayonnaise, Dijon Mustard, Creamy Horseradish) – This unique combination is crucial for both binding the patties and infusing them with rich moisture and bold flavor. The large egg acts as a primary binder, ensuring the patties hold their shape beautifully during mixing and cooking. Mayonnaise contributes creaminess and essential moisture, preventing the burgers from drying out and adding a subtle tang. Dijon mustard adds a sophisticated, sharp tang and a slight peppery note that brightens the overall flavor profile. Creamy horseradish delivers a unique, pungent kick that perfectly complements the fish, adding an unexpected layer of zest and a hint of warmth. If you’re not a fan of horseradish, you can reduce the amount or substitute with a little extra Dijon, a squeeze of fresh lemon juice, or even a touch of capers for a briny alternative.

Aromatics (Minced Garlic, Green Onions, Sweet Peppers) – Fresh aromatics are essential for building a complex and appealing flavor base. Minced garlic provides a foundational savory depth that enhances all other flavors. Green onions (scallions) add a mild, fresh onion flavor and a touch of vibrant green color, contributing both taste and visual appeal. Sweet peppers (any color works, but red, yellow, or orange add a beautiful hue) contribute a subtle sweetness and a pleasant textural element, creating a more balanced and interesting bite. Sautéing these vegetables briefly before adding them to the fish mixture softens them and unlocks their full aromatic potential, ensuring they are tender and flavorful throughout your burger patty.

Breadcrumbs (Plain & Panko) – We strategically use two types of breadcrumbs in this recipe for distinct purposes. Plain breadcrumbs are mixed directly into the fish patty mixture, acting as a secondary binder and helping to absorb any excess moisture, which is vital for preventing soggy patties and ensuring they hold together well. Panko breadcrumbs, with their larger, flaky, and airy texture, are reserved for the exterior coating. This outer layer is absolutely vital for achieving that desirable, super crispy, and golden-brown crust when pan-frying, adding a satisfying crunch that makes these fish burgers truly exceptional.

Seasoning & Oil (Garlic Salt, Olive Oil, Vegetable Oil) – Garlic salt provides an all-in-one seasoning, infusing the patties with savory garlic flavor and the right amount of salt. For sautéing the vegetables, a tablespoon of olive oil adds a pleasant Mediterranean note. For pan-frying the patties, a neutral vegetable oil (like canola, sunflower, or corn oil) is recommended. Vegetable oil has a higher smoke point, which is ideal for frying, and a neutral flavor, allowing the delicious taste of the fish burger to shine through without interference.

Crafting Your Crispy Fish Burger: A Step-by-Step Guide


These step-by-step photos and detailed instructions are here to help you visualize how to make this delicious recipe from start to finish. For the complete, printable version of this recipe, including exact measurements and a comprehensive ingredient list, simply Jump to Recipe at the bottom of this post.

  1. In a large mixing bowl, gently flake the cooked fish. Use a fork to break it apart into small, manageable pieces, but be careful not to mash it completely; you want some texture to remain, ensuring your burgers aren’t too dense.
  2. In a separate, medium mixing bowl, whisk together the large egg, creamy horseradish, mayonnaise, and Dijon mustard until all ingredients are thoroughly combined and smooth. This creates the flavorful binding mixture for your patties.
    egg, horseradish, mayonnaise, and Dijon mustard in a bowl, being whisked together
  3. Heat 1 tablespoon of olive oil in a large skillet over medium-high heat. Add the minced garlic, finely chopped green onions, and diced sweet peppers to the hot oil. Sauté these vibrant vegetables for about 2-4 minutes, or until they become tender and fragrant. This step softens the vegetables and brings out their full flavor.
    peppers, garlic, and green onions sizzling in a skillet
  4. Add the sautéed vegetables to the bowl with the flaked fish. Season the mixture generously with garlic salt, then pour in the whisked egg mixture. Lastly, add the plain breadcrumbs. Using gloved hands (this helps ensure an even mix and keeps your hands clean!), gently combine all the ingredients together until everything is evenly distributed. Be careful not to overmix, as this can lead to tough patties. The mixture should be moist enough to hold together but not overly wet.
    flaked fish with sauteed vegetables in a bowl, ready to be mixed
    adding horseradish, mayonnaise, and Dijon mustard sauces to fish mixture in a bowl
    fully mixed fish patty mixture in a bowl, ready for forming
  5. Place the panko breadcrumbs on a shallow plate. This will be your coating station for the patties, essential for that crispy exterior.
  6. Divide the fish mixture into 3 equal portions and carefully form each into a patty, about ¾-inch thick. Gently press each patty into the panko breadcrumbs, ensuring both sides are thoroughly coated. The panko creates a beautiful, crispy exterior when fried.
    forming fish mixture into a patty with gloved hands
    fish patty coated in panko breadcrumbs on a plate, ready for frying
  7. Add enough vegetable oil to a large skillet to come about ½-inch up the sides. Heat the oil over medium-high heat until it reaches a temperature of 350°F (175°C). Using a cooking thermometer is highly recommended for accuracy, ensuring the oil is hot enough for a crispy crust without burning.
  8. Carefully add the coated fish patties to the hot oil, being careful not to overcrowd the skillet. Cook for 3-4 minutes per side, or until they achieve a beautiful golden-brown color and are wonderfully crispy. Remember, the fish is already cooked, so you’re primarily aiming for that perfect crust and to heat the patties through. Once cooked, remove the patties from the skillet and place them on a plate lined with paper towels to drain any excess oil, ensuring they remain perfectly crispy and not greasy.
    frying fish cakes in a skillet of hot oil, creating a golden crust
    freshly fried golden-brown fish burgers in a skillet, ready to be removed

Frequently Asked Questions & Expert Tips for Fish Burger Perfection


How do you store fish burgers?

To keep your leftover fish burgers fresh and delicious, allow them to cool completely, then store them in an airtight container in the refrigerator. They will remain good for up to 3 days. For best results when reheating, gently warm them in a skillet over medium heat or in an oven to help regain some of their crispiness, rather than using a microwave which can often make them soggy.

Do I have to use tilapia?

Absolutely not! While tilapia is a great choice for its mild flavor and flaky texture, this recipe is incredibly versatile. You can use almost any type of flaky white fish you prefer. Excellent alternatives include cod, haddock, pollock, snapper, or even mahi-mahi. If you’re open to a different flavor profile, salmon also works wonderfully, providing a richer taste and slightly different texture. The key is to use cooked, flaked fish, so feel free to experiment with your favorite catch!

Are fish burgers healthier?

Fish burgers are often considered a healthier alternative to traditional beef burgers, and for good reason. Fish, especially certain varieties like salmon or cod, is an excellent source of omega-3 fatty acids, which are widely recognized for their benefits to heart and brain health. It’s also a high-quality protein source, providing essential amino acids crucial for muscle repair and overall bodily functions, typically with lower levels of saturated fat compared to red meat. However, the overall healthiness depends heavily on preparation methods and toppings. Deep-frying the patties and loading them with high-calorie sauces, cheese, or excessive amounts of fried sides can diminish some of these benefits. For an even healthier option, consider pan-frying with less oil, or even baking the patties, and serving them with fresh vegetables, a light yogurt-based sauce, or a whole-wheat bun.

Expert Tip: Don’t Overmix the Patty Mixture

When combining the fish mixture, be gentle and avoid overmixing. Overworking the mixture can lead to tough, dense patties instead of the tender, flaky texture you desire. Mix just enough to incorporate all ingredients evenly. A light hand will ensure your burgers stay delicate and moist.

Expert Tip: Maintain Optimal Oil Temperature

Maintaining the correct oil temperature (350°F / 175°C) is crucial for achieving a perfectly crispy crust without burning the exterior or leaving the interior cold. If the oil is too cool, the patties will absorb too much oil and become greasy; if it’s too hot, they’ll brown too quickly on the outside before heating through. A cooking thermometer is a valuable tool here to ensure consistent results.

Expert Tip: Customize Your Flavors

Don’t hesitate to adjust the seasonings to your preference. A pinch of cayenne pepper can add a subtle heat if you enjoy a little spice, or a dash of Old Bay seasoning can enhance the seafood flavor beautifully. A squeeze of fresh lemon juice over the finished patties can also brighten up the entire dish, adding a zesty finish that complements the fish wonderfully.

Two halves of a Fish Burger stacked on top of each other, showcasing the crispy crust and flaky fish

Delectable Serving Suggestions for Your Fish Burgers


Elevate your crispy fish burger experience with the perfect accompaniments and toppings! For classic burger toppings, consider a bed of crisp fresh lettuce, ripe tomato slices, and crunchy dill pickles. A generous dollop of creamy tartar sauce or a zesty homemade lemon-dill mayonnaise will add a burst of flavor that pairs wonderfully with the fish. Sliced red onion or a sprinkle of fresh chopped cilantro or parsley can add extra layers of flavor and texture, enhancing the overall freshness of the burger.

On the side, traditional French fries are always a hit, offering that comforting, classic pairing. However, for a lighter touch, sweet potato fries, a crisp dinner salad with a tangy vinaigrette dressing, or even a vibrant, creamy coleslaw make excellent pairings that balance the richness of the burger. Consider serving your fish burgers on toasted brioche buns for a touch of sweetness and richness, or on light whole-wheat buns for a healthier option. The possibilities are endless to create your ultimate fish burger meal!

Explore More Delicious Fish Recipes


  • Smoked Trout
  • Salmon Burgers
  • Fried Whiting Fish
  • Baked Orange Roughy
  • Shrimp Burger

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Close up photo of a Fish Burger

Crispy Fish Burger

These fish burgers are loaded with creamy horseradish, savory mayonnaise, pungent dijon mustard, aromatic garlic, sweet peppers, and fresh green onion, ensuring a burst of flavor in every crispy bite.

5 from 1 vote

IMPORTANT – There are often Frequently Asked Questions within the blog post that you may find helpful. Simply scroll back up to read them!

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Course: Dinner
Cuisine: American
Servings: 3 servings
23 minutes
Calories: 386
Author: Amanda Davis

Ingredients

  • ½ pound cooked tilapia or other white fish
  • 1 large egg
  • 1 teaspoon creamy horseradish
  • 1 Tablespoon mayonnaise
  • 2 teaspoons Dijon mustard
  • 1 Tablespoon olive oil
  • 2 teaspoons minced garlic
  • 2 Tablespoons minced green onions
  • ¼ cup sweet peppers diced small
  • 2 teaspoons garlic salt
  • 2 Tablespoons plain breadcrumbs
  • ¼ cup panko breadcrumbs
  • vegetable oil for frying
  • 3 burger buns

Things You’ll Need

  • Mixing bowls
  • Whisk
  • Large heavy bottomed skillet
  • Fish turner

Before You Begin

  • If you are using raw fish and cooking it for this recipe, start with about 3/4 pound (12 ounces) as fish loses about 30% of its weight once cooked, aiming for ½ pound of flaked, cooked fish.
  • You can use any cooked flaky white fish for this recipe! If you don’t like tilapia, try cod, haddock, pollock, or ultimately any flaky fish you prefer. Salmon also makes a delicious, richer alternative.
  • For optimal crispiness, ensure your oil is at the correct temperature (350°F / 175°C) before adding the patties. Use a thermometer for best results.

Instructions

  • In a large mixing bowl, flake the cooked fish into small, manageable pieces using a fork. Avoid mashing completely to retain some texture.
  • In a medium mixing bowl, whisk together the egg, creamy horseradish, mayonnaise, and Dijon mustard until smooth and well combined.
  • Heat 1 tablespoon olive oil in a large skillet over medium-high heat. Add minced garlic, green onions, and sweet peppers. Sauté until vegetables are tender and fragrant, about 2-4 minutes.
  • Add the sautéed vegetables to the bowl with the flaked fish. Season with garlic salt and add the egg mixture. Lastly, add in the plain breadcrumbs. Using gloved hands, gently mix all ingredients together until just combined.
  • Place the panko breadcrumbs on a shallow plate, spreading them out evenly for coating.
  • Form the fish mixture into 3 patties, about ¾-inch thick. Press each patty into the panko breadcrumbs to coat both sides thoroughly.
  • Add enough vegetable oil to a large skillet to come about ½-inch up the sides. Heat over medium-high heat until the oil temperature reaches 350°F (175°C).
  • Carefully add the fish patties to the hot oil, ensuring not to overcrowd the skillet. Cook for 3-4 minutes per side, just long enough to get them nicely browned and crispy. Remember, the fish is already cooked. Remove the patties to paper towels to drain any excess oil before serving.

Expert Tips & FAQs

  • Nutritional analysis includes the hamburger buns but does not account for additional toppings.
  • Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. Reheat gently in a skillet or oven for best texture.
  • Avoid overmixing the fish mixture to keep patties tender and flaky.
  • Use a cooking thermometer to ensure oil is consistently at 350°F (175°C) for perfect crispiness.
  • Customize flavors with a pinch of cayenne or Old Bay seasoning, or a squeeze of fresh lemon juice.

Nutrition

Serving: 1burger | Calories: 386cal | Carbohydrates: 32g | Protein: 24g | Fat: 18g | Saturated Fat: 3g | Polyunsaturated Fat: 7g | Monounsaturated Fat: 7g | Trans Fat: 0.05g | Cholesterol: 102mg | Sodium: 1986mg | Potassium: 382mg | Fiber: 2g | Sugar: 5g | Vitamin A: 525IU | Vitamin C: 18mg | Calcium: 112mg | Iron: 3mg
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The recipes on this blog are tested with a conventional gas oven and gas stovetop. It’s important to note that some ovens, especially as they age, can cook and bake inconsistently. Using an inexpensive oven thermometer can assure you that your oven is truly heating to the proper temperature. If you use a toaster oven or countertop oven, please keep in mind that they may not distribute heat the same as a conventional full sized oven and you may need to adjust your cooking/baking times. In the case of recipes made with a pressure cooker, air fryer, slow cooker, or other appliance, a link to the appliances we use is listed within each respective recipe. For baking recipes where measurements are given by weight, please note that results may not be the same if cups are used instead, and we can’t guarantee success with that method.