Delicious & Easy Pangasius Fillet with Arugula Pesto & Zesty Lemon: Your Ultimate Healthy Dinner
Are you searching for a **quick, healthy, and incredibly flavorful dinner recipe** that doesn’t compromise on taste? Look no further! Our Pangasius fillet with vibrant arugula pesto and a refreshing squeeze of lemon is the perfect answer. This delightful dish strikes an exquisite balance, offering a light, nutritious meal bursting with Mediterranean-inspired flavors that will tantalize your taste buds and impress your family and friends.
The mild, flaky texture of the Pangasius fillet provides an ideal canvas for the bold, peppery notes of homemade arugula pesto, brightened by the tangy zest of fresh lemon. It’s a culinary experience that’s both sophisticated and surprisingly simple to prepare. In just a few easy steps, you can create a restaurant-quality meal right in your own kitchen. Let’s embark on this delicious journey to master the art of preparing this delightful Pangasius fillet with zesty arugula pesto!

The Ultimate Healthy Dinner: Pangasius Fillet with Arugula Pesto & Lemon
Today, we’re celebrating a recipe that perfectly blends health-consciousness with exceptional flavor: our Pangasius fillet enhanced by the vibrant taste of arugula pesto. If you’re searching for a dinner option that’s both quick to prepare and incredibly satisfying, then this dish is your ideal choice. It’s a fantastic alternative to heavier meals, offering a burst of freshness and a dose of essential nutrients.
Arugula pesto isn’t just a simple sauce; it’s a flavor powerhouse. Unlike traditional basil pesto, arugula offers a distinct peppery, slightly bitter edge that beautifully complements the mild profile of white fish. Our homemade pesto recipe features fresh arugula, rich Parmesan cheese (or aged cheese of your choice), aromatic garlic, crunchy walnuts, and a fruity extra virgin olive oil. This combination creates a depth of flavor that elevates the humble Pangasius fillet into a truly memorable meal. Its robust taste stands up wonderfully, making every bite a delightful experience.
Understanding Pangasius Fillet: A Versatile Whitefish
Pangasius, often referred to as Swai or Basa, belongs to the catfish family and is widely known as a mild-flavored whitefish. Primarily farmed in freshwaters of Asia, particularly Vietnam, it has become a popular and accessible choice in supermarkets worldwide. Its appeal lies in its delicate, white, and flaky flesh, making it incredibly versatile for various cooking methods and flavor pairings. For those seeking a lean and healthy protein source, Pangasius is an excellent option, being low in fat and packed with protein.
One of Pangasius’s greatest strengths is its mild flavor, which readily absorbs the tastes of whatever seasonings or sauces it’s paired with. This makes it an ideal canvas for bold ingredients like our arugula pesto and fresh lemon. While it doesn’t have a strong “fishy” taste, it truly shines when seasoned properly with salt, pepper, a medley of herbs, and especially a generous squeeze of fresh lemon, which brightens and enhances its subtle character. When selecting Pangasius, look for fillets that are firm, moist, and free from any strong odor. Both fresh and frozen options are excellent; just ensure frozen fillets are properly thawed before cooking to maintain texture.
Essential Ingredients for Pangasius Fillets with Pesto and Lemon
To prepare this delightful Pangasius Fillet with Pesto and Lemon, you’ll need a selection of fresh, high-quality ingredients. The beauty of this recipe lies in its simplicity and the way each component contributes to a harmonious flavor profile. You’ll find the precise measurements conveniently listed in the comprehensive recipe card located at the bottom of this blog post. Here’s a closer look at what you’ll need and why each ingredient is key:

- Fresh Arugula: This leafy green is the star of our pesto, offering its signature wonderfully peppery and slightly bitter notes. It provides a delightful “bite” that elevates the entire dish, setting it apart from more traditional basil pestos. Look for vibrant, crisp leaves.
- Garlic Cloves: An indispensable aromatic, garlic infuses the arugula pesto with a pungent, savory depth. A single clove is usually sufficient to impart a robust flavor without overpowering the other ingredients.
- Walnuts: These provide a lovely nutty flavor and a satisfying texture to the pesto. Toasting them lightly before adding them to the food processor can significantly deepen their flavor and aroma. For a slight variation, pine nuts or pecans can be used as equally delicious alternatives.
- Aged Cheese (Parmesan or similar): Aged hard cheeses like Parmesan, Pecorino Romano, or Grana Padano are crucial for the pesto’s rich, umami flavor. Their spicy, full-bodied taste comes from the ripening process, where moisture loss concentrates their savory characteristics, a stark contrast to the milder flavor of younger cheeses.
- Extra Virgin Olive Oil: The foundation of any good pesto, a high-quality extra virgin olive oil with a distinct fruity flavor is essential. It emulsifies the ingredients, creating a smooth, rich sauce while adding its own nuanced taste and healthy fats.
- All-Purpose Flour: Used for lightly coating the Pangasius fillets, the flour creates a delicate, crispy crust when pan-fried. It helps to seal in the fish’s moisture and adds a pleasant textural contrast to the soft flesh. Seasoning the flour beforehand is key to adding flavor to the fish.
- Pangasius Fillets: As discussed, this freshwater fish is celebrated for its mild flavor, firm texture, and flaky white flesh. It’s an excellent choice for a light and healthy meal, being both low in fat and high in lean protein. Its neutral taste makes it incredibly adaptable to bold flavor additions.
- Fresh Lemon: The vibrant acidity of fresh lemon slices is non-negotiable for this recipe. A little citrus goes a long way, cutting through the richness of the pesto, brightening the fish’s flavor, and adding a refreshing, zesty finish to the entire dish. Freshly cut slices are vastly superior to bottled juice for both flavor and aesthetic appeal.
- Salt & Ground Black Pepper: Essential seasonings to enhance the natural flavors of both the fish and the pesto. Always season to taste for the best results.
- Sunflower Oil (or other high-heat cooking oil): Used for pan-frying the Pangasius fillets, sunflower oil is a good choice for its neutral flavor and high smoke point, ensuring a perfectly golden and crispy exterior without imparting unwanted tastes.
Having these fresh ingredients on hand will ensure your Pangasius fillet with pesto and lemon is not only easy to prepare but also exceptionally delicious and healthy.
How to Prepare Pangasius Fillet with Arugula Pesto: A Step-by-Step Guide
Creating this flavorful Pangasius fillet with arugula pesto is a breeze, even for novice cooks. The process is straightforward, ensuring you’ll have a gourmet-tasting meal on your table in under 30 minutes. For a more detailed, printable version of this recipe, complete with exact measurements, please refer to the recipe card found at the very end of this blog post. Follow these simple steps to culinary success:

Crafting the Arugula Pesto:
- Combine Ingredients: Begin by making your vibrant arugula pesto. In the bowl of a food processor, combine three cups of fresh arugula leaves, a quarter cup of freshly grated aged cheese (Parmesan works wonderfully here), one clove of peeled garlic, a quarter cup of walnuts (lightly toasted for extra depth of flavor, if desired), and a quarter cup of high-quality extra virgin olive oil.
- Pulse to Perfection: Secure the lid of your food processor and pulse the ingredients in short bursts until they are well combined and the pesto reaches a relatively smooth consistency. You might prefer a slightly chunkier pesto for more texture, or a finer one. Adjust to your preference. If it’s too thick, add another tablespoon of olive oil and pulse again until desired consistency is achieved.
Cooking the Pangasius Fillets:
- Prepare the Fillets: In a shallow bowl, combine regular all-purpose flour with a pinch of salt and a dash of black pepper. Lightly dredge each Pangasius fillet in this seasoned flour, ensuring both sides are evenly coated. This step helps create a lovely golden crust and locks in moisture.
- Pan-Fry to Golden Perfection: Heat a frying pan over medium-high heat and add two tablespoons of sunflower oil (or another suitable cooking oil). Once the oil is hot and shimmering, carefully place the floured Pangasius fillets in the pan. Fry the fillets for approximately 3 minutes on each side, or until they are beautifully golden brown and the fish flakes easily with a fork, indicating it’s cooked through. Avoid overcooking to keep the fish tender.
- Assemble and Serve: Once cooked, transfer the crispy Pangasius fillets to individual serving plates. Generously spoon a dollop of your freshly made arugula pesto over the top of each fillet, allowing its vibrant green color and peppery aroma to entice. Garnish with a few fresh lemon slices, which not only add a beautiful presentation but also a burst of refreshing citrus with every bite.
This dish is incredibly versatile and pairs wonderfully with a variety of sides. For a complete and balanced meal, we highly recommend serving it alongside, for example, crispy oven-baked healthy French fries, a refreshing skinny Waldorf salad, or this light and delicious summer salad. Enjoy your quick, healthy, and exceptionally tasty meal!
Tips, Substitutions, and Variations to Customize Your Pangasius Dish
This Pangasius fillet with arugula pesto and lemon recipe is wonderfully adaptable, allowing you to tailor it to your taste preferences or whatever ingredients you have on hand. Here are some fantastic tips, substitutions, and variations to inspire your culinary creativity:
- Arugula Alternatives for Pesto: While arugula provides a unique peppery kick, you can easily substitute it with other greens. Try fresh basil for a more classic pesto flavor, or use spinach for a milder, earthier pesto that’s still packed with nutrients. A mix of greens also works beautifully!
- Nutty Substitutions: Walnuts lend a rich, earthy flavor to the pesto, but don’t limit yourself! Pine nuts offer a traditional pesto taste, while pecans introduce a slightly sweeter, buttery note. Almonds or even cashews can also be used for different flavor and texture profiles.
- Aged Cheese Choices: The quality of your aged cheese significantly impacts the pesto’s depth. If Parmesan isn’t available, excellent alternatives include Pecorino Romano (for a saltier, sharper flavor), or Grana Padano (a slightly milder, fruitier option). All will contribute that essential savory umami.
- Oven-Baked Pangasius Fillet with Pesto (Top Tip!): For a hands-off approach or if you prefer baking, this recipe adapts perfectly to the oven. First, preheat your oven to 375°F (approximately 190-191°C). Place the un-floured Pangasius fillets on a lightly oiled baking sheet. Liberally spread a generous layer of the arugula pesto over the top of each fillet, ensuring the entire surface is covered. Bake for 15-20 minutes, or until the fish is opaque throughout and flakes easily with a fork. This method results in a beautifully moist fillet infused with pesto flavor.
- Grilling or Air Frying: For an extra smoky flavor, try grilling the Pangasius fillets. Marinate them briefly in olive oil, salt, pepper, and a dash of lemon juice before grilling for 3-4 minutes per side. Alternatively, for a super crispy and quick option, air fry the floured fillets at 400°F (200°C) for 8-12 minutes, flipping halfway.
- Spice It Up: If you enjoy a bit of heat, consider adding a pinch of red pepper flakes to your pesto or sprinkling them over the fillets before cooking. A touch of smoked paprika can also add an intriguing depth of flavor.
- Herb Additions: Fresh parsley or cilantro can be pulsed into the pesto along with the arugula for an added layer of herbal freshness.
- Citrus Boost: Beyond just lemon slices, a finely grated lemon zest added to the pesto can amplify the bright, tangy notes even further.
- Vegetable Sides: This fish pairs excellently with roasted asparagus, steamed green beans, sautéed zucchini, or a fresh garden salad. Consider adding some cherry tomatoes to the baking sheet if you’re oven-baking for a pop of color and sweetness.
Feel free to experiment with these suggestions to make this Pangasius fillet with pesto and lemon recipe truly your own. Each variation offers a slightly different experience, ensuring this versatile dish never gets old!

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📖 Recipe
RECIPE CARD

Andréa
Pin Recipe
Ingredients
Arugula pesto
- 3 cups arugula
- 1 clove garlic
- ¼ cup walnuts
- ¼ cup aged cheese, grated
- ¼ cup olive oil
Pangasius fillets
- 2 tablespoons sunflower oil
- 4 tablespoons all-purpose flour
- ¼ teaspoon salt
- ⅛ teaspoon ground black pepper
- 4 pangasius fillets
- 1 lemon, cut into slices
All my recipes are written both in Metric (gram / ml) and US Customary (cups / pounds). Here you can select which type of amount you would like to see.
Instructions
Arugula pesto
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Put the arugula in a blender and pulse a few times.3 cups arugula
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Add the garlic, walnuts, and old cheese and pulse five times.1 clove garlic, ¼ cup walnuts, ¼ cup aged cheese
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Add olive oil, pulse, and check the consistency. When it is smooth enough, the pesto is ready. Otherwise, add one tablespoon of oil and pulse again. Repeat until the pesto gets the right thickness.¼ cup olive oil
Pangasius fillets
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Put a frying pan on the stove and heat the sunflower oil.2 tablespoons sunflower oil
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Add the flour to a bowl and add salt and pepper.4 tablespoons all-purpose flour, ¼ teaspoon salt, ⅛ teaspoon ground black pepper
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Press the pangasius fillet in the flour and put it into the hot skillet. Repeat this for all the fillets.4 pangasius fillets
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Cook for 3 minutes on each side (or until done).
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Place the fillets on a plate and spoon some arugula pesto on top.
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Take the lemon and put some slices on top. Serve1 lemon
Notes
- Arugula: Substitute with basil or spinach
- Walnuts: Can be replaced with pine nuts or pecans.
- Aged cheese: You can substitute it with Pecorino Romano, Parmesan, or Grana Padano.
2. Prepare Pangasius Fillet with Pesto in the Oven: First, preheat your oven to 375 °F (190 °C). Spread the pesto over the top of each fillet, covering the entire surface. Place the fillets on a baking sheet and bake them for 15–20 minutes, or until the fish is cooked through and flakes easily with a fork.
3. Storage
When prepared, don’t store the fish. But you can keep the arugula pesto.
- Refrigerator: Arugula pesto can be stored in an airtight container in the fridge for up to a week. To keep the pesto in the refrigerator, transfer it to a clean, airtight jar or container and press a piece of plastic wrap directly onto the surface of the pesto to prevent it from oxidizing and turning brown. Then, seal the container tightly and store it in the fridge.
- Freezer: The pesto can be stored in the freezer for up to 3 months. To freeze pesto, transfer it to an airtight container, leaving a small space at the top to expand during freezing. TIP-You can freeze pesto in ice cube trays and then transfer the frozen cubes to a Ziploc bag. This way, you can quickly thaw just the amount of pesto you need for a particular recipe. When ready to use, thaw the pesto in the fridge overnight or on the counter for a few hours before using it in your dish.
Nutrition
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More Delicious Fish Recipes to Explore
If you loved this Pangasius fillet with arugula pesto and lemon, you’re in for a treat! The world of fish and seafood offers an incredible array of healthy and flavorful dishes. Here are a few more recipes featuring fish that you might enjoy, perfect for expanding your culinary repertoire:
- Classic French Pissaladière
- Lasagna with Salmon and Spinach
- Turkey Vitello Tonnato