Peruvian Nikkei Ceviche Recipe

Vibrant citrus-marinated seafood with Japanese influences that blends fresh fish, zesty lime juice, ají amarillo heat, and umami soy notes in a harmonious fusion of Peru and Japan.
Difficulty:
Intermediate
Prep Time:
20 mins
Cook Time:
15 mins (marinating)
Serves:
4 servings
An overhead shot of a white ceramic bowl filled with glistening cubes of fresh sea bass marinated in a vibrant orange-yellow leche de tigre sauce. The fish is artfully arranged with thin slices of red onion, diced avocado, and scattered cilantro leaves. Tender corn kernels and sweet potato chunks add pops of color against the pale fish. The bowl sits on a textured indigo blue cloth, with scattered lime wedges, ají amarillo peppers, and a small dish of soy sauce nearby. Natural window light highlights the gleaming marinade and creates appetizing shadows that emphasize the various textures of this Peruvian-Japanese fusion dish.

Ingredients

<ul class="ingredients-main-list"><li class="ingredients-single-item">500g fresh sea bass fillets (or firm white fish), cubed</li><li class="ingredients-single-item">120ml fresh lime juice (about 8 limes)</li><li class="ingredients-single-item">2 tbsp soy sauce</li><li class="ingredients-single-item">1 tbsp grated fresh ginger</li><li class="ingredients-single-item">2 tbsp ají amarillo paste (or 1 tbsp sriracha mixed with 1 tsp turmeric)</li><li class="ingredients-single-item">1 small red onion, thinly sliced</li><li class="ingredients-single-item">1 medium sweet potato, cooked and cubed</li><li class="ingredients-single-item">150g cooked corn kernels (choclo or regular sweetcorn)</li><li class="ingredients-single-item">1 ripe avocado, diced</li><li class="ingredients-single-item">3 tbsp fresh cilantro, chopped</li><li class="ingredients-single-item">1 tsp toasted sesame seeds</li><li class="ingredients-single-item">Sea salt, to taste</li></ul>

Equipment

<ul class="equipment-main-list"><li class="equipment-single-item">Non-reactive glass or ceramic bowl</li><li class="equipment-single-item">Citrus juicer</li><li class="equipment-single-item">Fine mesh strainer</li></ul>
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Directions

<ol class="no-list-style"><li class="MethodStepper"><h4 class="step-title">Step 1</h4>Prepare your fish by ensuring it's extremely fresh and of sushi-grade quality. Rinse the sea bass fillets under cold water, pat thoroughly dry with paper towels, and cut into 2cm cubes. Place in a non-reactive glass bowl and refrigerate while preparing other ingredients. Using the freshest fish possible is crucial as it will be "cooked" only by acid rather than heat.</li><li class="MethodStepper"><h4 class="step-title">Step 2</h4>Make the leche de tigre (tiger's milk) marinade by combining the fresh lime juice, soy sauce, grated ginger, and ají amarillo paste in a bowl. Whisk thoroughly to ensure the ají paste is fully incorporated. The citric acid in the lime juice will denature the proteins in the fish, effectively "cooking" it without heat.</li><li class="MethodStepper"><h4 class="step-title">Step 3</h4>Place the sliced red onion in a small bowl with cold water for 5 minutes, then drain thoroughly. This quick soak removes some of the harsh raw onion flavor while maintaining its crispness.</li><li class="MethodStepper"><h4 class="step-title">Step 4</h4>Remove the fish from the refrigerator and season lightly with sea salt. Pour the leche de tigre marinade over the fish, ensuring all pieces are submerged. Allow to marinate for 10-15 minutes, stirring gently halfway through. Watch the fish carefully—it should become opaque but still remain tender. Over-marinating will make the fish tough and rubbery.</li><li class="MethodStepper"><h4 class="step-title">Step 5</h4>While the fish marinates, prepare the sweet potato if not already cooked. The traditional method involves baking or steaming until tender but still holding its shape. The sweetness of the potato provides a perfect contrast to the acidic ceviche.</li><li class="MethodStepper"><h4 class="step-title">Step 6</h4>Once the fish has reached the desired level of "doneness" (opaque exterior but still tender), gently fold in the drained red onions, sweet potato cubes, and corn kernels. The fish will continue to "cook" slightly in the marinade, so it's better to err on the side of less marinating time.</li><li class="MethodStepper"><h4 class="step-title">Step 7</h4>Just before serving, add the diced avocado and gently fold to incorporate. The creamy texture of avocado complements the firm texture of the fish and adds a rich mouthfeel to balance the acidity.</li><li class="MethodStepper"><h4 class="step-title">Step 8</h4>Divide the ceviche among four chilled serving bowls, making sure to include some of the flavorful leche de tigre marinade in each portion. Garnish generously with fresh chopped cilantro and sprinkle with toasted sesame seeds for that final Japanese touch. Serve immediately for the best texture and flavor experience.</li></ol>

Chef’s Notes

A few helpful details for making this recipe.

What is the difference between traditional Peruvian ceviche and Nikkei style?

Traditional Peruvian ceviche uses only lime juice, fish, onions, chilli and salt. The Nikkei version incorporates Japanese influences through ingredients like soy sauce, ginger, and sometimes sesame oil or seeds. This fusion style reflects Peru's significant Japanese immigrant population and their culinary impact.

Can I use frozen fish for ceviche preparations?

While fresh, sushi-grade fish is ideal for ceviche, properly frozen fish can be used if thawed correctly. Many seafood experts actually recommend flash-freezing fish first to eliminate potential parasites. Always thaw in the refrigerator and ensure it smells fresh with firm, translucent flesh.

What's the best way to achieve the perfect texture in fish for ceviche?

For perfect ceviche texture, cut fish into uniform 2cm cubes, marinate for exactly 10-15 minutes (watching carefully for opacity), and avoid over-marinating which causes rubbery results. The fish should be opaque on the outside while maintaining tenderness throughout. Always use the freshest fish possible.

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