Experience the authentic flavors of Vietnamese cuisine with this delightful recipe for grilled snakehead fish. Known as Cá Lóc Nướng Trui, this dish is a staple in Vietnamese households and is perfect for a summer barbecue. The fish is marinated with a blend of fish sauce, sugar, black pepper, garlic, and lemongrass, then grilled to perfection, resulting in a smoky, savory, and slightly sweet flavor that is simply irresistible.
If you are not familiar with snakehead fish, it might be a bit challenging to find in a regular supermarket. You may need to visit an Asian market or a specialty seafood store. Fish sauce and lemongrass are also essential ingredients that might not be in your pantry. Fish sauce is a staple in many Asian cuisines and adds a unique umami flavor, while lemongrass provides a fresh, citrusy aroma.
INGREDIENTS FOR Vietnamese Grilled Snakehead Fish (Cá Lóc Nướng Trui)
Snakehead fish: A freshwater fish known for its firm texture and mild flavor, perfect for grilling.
Fish sauce: A salty, savory condiment made from fermented fish, essential in Vietnamese cooking.
Sugar: Adds a touch of sweetness to balance the savory flavors.
Black pepper: Provides a mild heat and depth of flavor.
Garlic: Adds a pungent, aromatic flavor to the marinade.
Lemongrass: A fragrant herb that imparts a fresh, citrusy note to the dish.
Technique Tip for This Recipe
When preparing snakehead fish for grilling, make sure to score the skin lightly with a sharp knife. This allows the marinade to penetrate deeper into the flesh, enhancing the flavor. Additionally, scoring helps the fish cook more evenly and prevents the skin from curling up on the grill.
SIDE DISHES
Substitute ingredients
snakehead fish - Substitute with tilapia: Tilapia has a mild flavor and firm texture similar to snakehead fish, making it a suitable alternative for grilling.
fish sauce - Substitute with soy sauce: Soy sauce provides a similar umami flavor, though it is less pungent. Add a bit of lime juice to mimic the tanginess of fish sauce.
sugar - Substitute with honey: Honey adds sweetness and a slight floral note, which can complement the other flavors in the dish.
black pepper - Substitute with white pepper: White pepper has a slightly different heat profile but can be used to provide a similar spiciness.
garlic - Substitute with shallots: Shallots offer a milder, sweeter flavor compared to garlic, which can add a different but pleasant dimension to the dish.
lemongrass - Substitute with lemon zest: Lemon zest can provide a citrusy aroma and flavor similar to lemongrass, though it lacks the grassy notes.
Other Alternative Recipes Similar to This Dish
How to Store or Freeze This Dish
- Allow the grilled snakehead fish to cool to room temperature before storing. This helps prevent condensation, which can make the fish soggy.
- Wrap the fish tightly in aluminum foil or plastic wrap to maintain its moisture and prevent it from absorbing other odors in the refrigerator.
- Place the wrapped fish in an airtight container or a resealable plastic bag. This adds an extra layer of protection against moisture loss and odor absorption.
- Store the fish in the refrigerator if you plan to consume it within 2-3 days. For longer storage, place it in the freezer.
- To freeze, ensure the fish is wrapped tightly and then place it in a freezer-safe container or a heavy-duty freezer bag. Label the container with the date to keep track of its freshness.
- When ready to reheat, thaw the fish in the refrigerator overnight if it was frozen. Avoid thawing at room temperature to prevent bacterial growth.
- Reheat the fish in the oven at 350°F (175°C) for about 10-15 minutes, or until it is heated through. You can also reheat it on a grill or in a pan to regain some of the original char and texture.
- Serve the reheated fish with fresh herbs and vegetables to enhance its flavor and presentation.
How to Reheat Leftovers
Oven Method: Preheat your oven to 350°F (175°C). Wrap the snakehead fish in aluminum foil to retain moisture. Place it on a baking sheet and heat for about 10-15 minutes, or until warmed through. This method helps maintain the fish's texture and flavor.
Stovetop Method: Heat a non-stick skillet over medium heat. Add a small amount of olive oil or butter. Place the fish in the skillet and cover with a lid. Heat for about 3-5 minutes on each side, or until the fish is warmed through. This method can help achieve a slight crispiness on the outside.
Microwave Method: Place the fish on a microwave-safe plate. Cover it with a damp paper towel to prevent it from drying out. Microwave on medium power for 1-2 minutes, checking periodically to ensure it heats evenly. Be cautious not to overheat, as this can make the fish rubbery.
Steaming Method: Set up a steamer or use a steaming basket over boiling water. Place the fish in the steamer and cover. Steam for about 5-7 minutes, or until the fish is heated through. This method helps retain the fish's moisture and tenderness.
Grill Method: Preheat your grill to medium heat. Wrap the fish in aluminum foil to prevent it from drying out. Place the wrapped fish on the grill and heat for about 5 minutes on each side, or until warmed through. This method can help revive the grilled flavor.
Best Tools for This Recipe
Grill: A cooking device that provides direct heat from below, perfect for achieving a nice char on the fish.
Tongs: Essential for flipping the fish on the grill without breaking it apart.
Mixing bowl: Used to combine the fish sauce, sugar, black pepper, garlic, and lemongrass.
Basting brush: Useful for applying the marinade evenly over the fish.
Fish spatula: A thin, flexible spatula designed to handle delicate fish without tearing it.
Knife: Necessary for finely chopping the lemongrass and mincing the garlic.
Cutting board: A sturdy surface for preparing the lemongrass and garlic.
Measuring spoons: Ensures accurate measurement of the fish sauce, sugar, and black pepper.
Plate: For resting the fish after it’s been grilled.
Paper towels: Useful for patting the fish dry before applying the marinade.
How to Save Time on Making This Dish
Prepare the marinade in advance: Mix the fish sauce, sugar, black pepper, garlic, and lemongrass the night before to save time on the day of grilling.
Use a preheated grill: Ensure your grill is preheated to medium-high heat before placing the fish to reduce cooking time.
Clean and gut the fish beforehand: Have your snakehead fish cleaned and gutted by your fishmonger to save preparation time.
Cook multiple fish at once: If you're serving a crowd, grill multiple snakehead fish simultaneously to save time.

Vietnamese Grilled Snakehead Fish (Cá Lóc Nướng Trui) Recipe
Equipment
- Grill
- Tongs
Ingredients
Main Ingredients
- 1 whole Snakehead fish cleaned and gutted
- 2 tablespoon Fish sauce
- 1 tablespoon Sugar
- 1 teaspoon Black pepper freshly ground
- 3 cloves Garlic minced
- 1 tablespoon Lemongrass finely chopped
Instructions
- 1. Preheat your grill to medium-high heat.
- 2. In a bowl, mix fish sauce, sugar, black pepper, garlic, and lemongrass.
- 3. Rub the mixture all over the fish, making sure to get inside the cavity.
- 4. Place the fish on the grill and cook for about 10 minutes on each side, or until the fish is cooked through and has a nice char.
- 5. Remove the fish from the grill and let it rest for a few minutes before serving.
Notes
Nutrition
Suggested Appetizers and Desserts for This Recipe
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