Peruvian Escabeche de Pescado Recipe: Crispy Fish in Tangy Aji Amarillo Sauce

The first time I made escabeche de pescado, I ruined it in the most embarrassing way possible. The fish was soggy, the onions were raw and sharp, and the whole kitchen smelled like a vinegar factory. I almost gave up on it. Then I tried again, changed three small things, and now it is one of the dishes I cook most often.

If you have never tried it, this Peruvian escabeche de pescado recipe is all about crispy fried fish covered in a warm, tangy sauce of red onions, aji amarillo, and vinegar. You get crunch, acid, a little heat, and a gentle sweetness all in one bite. It is a classic of Peruvian home cooking, and it tastes even better the next day.

In this guide I will share my exact Peruvian escabeche de pescado recipe, the mistakes I made so you can skip them, the best fish to use, and the variations I picked up while testing different versions. Let us cook.

What Is Escabeche de Pescado?

Escabeche de pescado is a dish of fried fish that is topped or briefly marinated in a cooked, vinegar-based sauce with onions and spices. The word escabeche travelled from Spain and the wider Mediterranean, where pickling food in vinegar was a smart way to preserve it. When it reached Peru, cooks gave it a local identity with ingredients that grew right there: red onions, aji amarillo, and sweet potatoes.

Today you will find versions across Latin America and even in the Philippines, but the Peruvian style has a few signature touches. The sauce is bright and slightly fruity from aji amarillo, the onions stay slightly crisp instead of turning mushy, and the plate is almost always finished with boiled sweet potato, hard-boiled egg, and black olives. If you love ceviche, you will probably love this too, since both rely on acid to make fish taste fresh and lively. You can see how that works in my authentic Peruvian ceviche recipe.

Why I Keep Coming Back to This Recipe

I make escabeche de pescado for three reasons. First, it uses simple ingredients that are easy to find. Second, it is forgiving: you can use almost any firm white fish. Third, it is the perfect make-ahead dish. When I have guests, I cook it in the morning, let it rest, and serve it at room temperature without any last-minute stress.

There is also something comforting about the smell of onions softening in oil with cumin and garlic. It reminds me why Peruvian food is so much about layers of flavor built slowly. If you enjoy exploring more traditional dishes, you will find plenty in the Recipes section of my site.

Ingredients for This Peruvian Escabeche de Pescado Recipe

This recipe serves 4 people.

For the fish

• 1.5 lb (700 g) firm white fish fillets, cut into large portions
• 3 tablespoons lime juice
• 1 teaspoon salt
• 1/2 teaspoon black pepper
• 1/2 teaspoon ground cumin
• 1/2 cup all-purpose flour, for dusting
• Neutral oil for frying (about 1 cup)

For the escabeche sauce

• 3 tablespoons oil (you can use some of the frying oil)
• 2 large red onions, sliced into thick half-moons
• 4 cloves garlic, minced
• 2 tablespoons aji amarillo paste
• 1 teaspoon ground cumin
• 1 teaspoon dried oregano
• 3/4 cup red wine vinegar
• 1/2 cup water
• 1 bay leaf
• 1 teaspoon sugar
• Salt and pepper to taste

To serve

• 2 boiled sweet potatoes, sliced
• 2 hard-boiled eggs, halved
• A handful of black olives
• Fresh cilantro or parsley

A Quick Note on the Aji Amarillo

Aji amarillo is the heart of this dish. It brings fruity heat that no other chili can copy. If you cannot find the paste in your store, you can make your own with my aji amarillo sauce recipe. If you want a deeper, smokier note, a spoonful of homemade aji panca paste also works beautifully alongside it.

Best Fish for Escabeche de Pescado

The fish you choose matters more than most people think. You want something firm enough to survive frying and sitting in sauce without falling apart. After testing several options, here is what I found.

Red snapper is my top pick. The flesh is sweet, firm, and holds its shape well. It is also the fish many traditional recipes call for.

Tilapia is the budget-friendly choice. It is mild and easy to find, but the fillets are thin, so fry them quickly and handle them gently.

Swordfish gives you thick, meaty pieces that stay juicy. It is excellent if you want a more substantial dish, and it is popular in Colombian versions.

Sea bass, grouper, or corvina are all great too. Corvina is the classic Peruvian choice if you can get it.

Whatever you pick, buy fish that smells like the sea, not like fish. Pat it very dry before cooking, because moisture is the enemy of a crispy crust.

How to Make Peruvian Escabeche de Pescado: Step by Step

Step 1: Season the Fish

Pat the fillets completely dry with paper towels. Rub them with lime juice, salt, pepper, and cumin. Let them sit for 10 minutes. I used to skip this rest and the fish always tasted flat, so please do not skip it.

Step 2: Dust With Flour

Place the flour on a plate and press each piece of fish into it, shaking off the extra. You want a thin, even coat. Too much flour turns gummy once it meets the sauce.

Step 3: Fry Until Golden

Heat about an inch of oil in a wide skillet over medium-high heat. The oil is ready when a pinch of flour sizzles right away. Fry the fish for 3 to 4 minutes per side until deep golden and crisp. Do not crowd the pan, or the temperature drops and the fish soaks up oil. Move the cooked pieces to a rack or a paper towel-lined plate.

Step 4: Cook the Onions

In a separate pan, heat 3 tablespoons of oil over medium heat. Add the red onions and cook for only 3 to 4 minutes. They should soften slightly but still have a bite. This is where I made my first big mistake: I cooked them until they were limp, and the finished dish lost all its texture.

Step 5: Build the Sauce

Add the garlic, aji amarillo paste, cumin, and oregano. Stir for one minute until fragrant. Pour in the vinegar and water, then add the bay leaf and sugar. Bring to a gentle simmer for 3 minutes. Taste it. It should be tangy, slightly sweet, and gently spicy. Adjust with salt, pepper, or a pinch more sugar.

Step 6: Combine and Rest

Arrange the fried fish on a serving platter. Spoon the hot sauce and onions generously over the top. Let it rest for at least 15 minutes so the flavors can settle in. For the deepest flavor, wait an hour or more.

Step 7: Plate It the Peruvian Way

Serve with sliced boiled sweet potato, halved hard-boiled eggs, and black olives. Finish with fresh herbs. The sweetness of the potato balances the acidity of the sauce in a way that feels almost magical.

My Biggest Mistakes (So You Can Avoid Them)

I learned most of what I know about this dish by getting it wrong. Here are the problems I ran into.

• Soggy fish. I poured the sauce over fish that was still wet inside the flour coating. Dry the fish well, fry it hot, and drain it on a rack, not a flat plate.
• Harsh vinegar. My first sauce was too sharp because I used too much vinegar and no water or sugar. The half cup of water and a teaspoon of sugar fix this.
• Overcooked onions. Soft onions turn to mush after resting. Keep them slightly crunchy.
• Fish that fell apart. I used a very delicate fillet and moved it too much in the pan. Choose a firm fish and flip it only once.
• Not tasting the sauce. Vinegars vary in strength. Always taste before pouring.

Pro Tips for Perfect Escabeche de Pescado

1. Use red wine vinegar. It has a rounder flavor than plain white vinegar. White vinegar works in a pinch, but I prefer the softer taste.
2. Keep the oil hot. A steady medium-high heat gives you a crisp crust that lasts longer under the sauce.
3. Do not drown the fish. The sauce should coat the fish and onions, not turn the plate into soup.
4. Rest it. Escabeche de pescado improves as it sits. The sauce soaks in and the flavors blend.
5. Add a few whole peppercorns. Simmering them in the sauce adds a subtle warmth, a trick I picked up from a traditional version I tested.
6. Toast your cumin. Even 30 seconds in a dry pan makes it smell and taste richer.

Escabeche de Pescado Variations to Try

One reason I love this dish is how many versions exist. Here are the ones I have tried or studied.

Classic Peruvian style. This is the recipe above, with aji amarillo, red onions, sweet potato, egg, and olives.

Colombian style. The fish, often swordfish, is marinated in plenty of lime juice before frying, then served with a lighter onion and vinegar topping. It is zesty and very fresh tasting.

Filipino style. Sweet and sour is the star here. The sauce uses ketchup, sugar, and vinegar with julienned carrots and bell peppers, served over a whole fried fish. It is sweeter and saucier than the Peruvian version.

Dominican style. Often features lots of sliced onions and sometimes peppers, with a bright, simple vinegar dressing.

Spicier version. Add a sliced fresh aji amarillo or a pinch of cayenne to the onions if you like more heat.

Lighter version. Bake or air-fry the fish instead of deep frying. It will be less crisp but still delicious.

What to Serve With Escabeche de Pescado

The sweet potato and egg are the traditional partners, but I often add more to make it a full meal.

• White rice to soak up the extra sauce.
• Causa: a cool, creamy potato dish that pairs wonderfully with tangy fish. Try my causa rellena.
• Chicha morada: this sweet, spiced purple corn drink is the perfect refreshing match. Here is my guide to making chicha morada.
• A simple green salad with lime dressing for freshness.

If you enjoy bold, casual Peruvian flavors, you might also like my guide to Peruvian street food, and for something heartier from the same kitchen, try the lomo saltado tacos.

How to Store and Make Ahead

Escabeche de pescado is one of the best make-ahead dishes I know.

• Room temperature: Serve within 2 hours of cooking.
• Refrigerator: Store covered for up to 3 days. The flavor actually deepens, though the crust will soften.
• Serving cold: Many people enjoy it chilled straight from the fridge, especially in warm weather. I prefer letting it come to room temperature for about 20 minutes.
• Freezing: I do not recommend freezing. The texture of the fish and onions suffers.

If you are cooking for a party, fry the fish and make the sauce a few hours ahead, then assemble just before serving.

Is Escabeche de Pescado Healthy?

It can be a balanced meal. Fish gives you lean protein and healthy fats, onions and sweet potato add fiber and vitamins, and the vinegar sauce is light compared to a creamy one. The main thing to watch is the frying oil. If you want to cut calories, shallow-fry in less oil, bake, or air-fry the fish. Keep the sauce as written, since it adds so much flavor for so little fat.

Frequently Asked Questions

How do you make Peruvian escabeche de pescado?

Fry floured, lime-seasoned fish until crisp, cook red onions briefly with aji amarillo, cumin, and vinegar, then pour the warm sauce over the fish. Let it rest for at least 15 minutes before serving.

What does escabeche de pescado taste like?

It is tangy, savory, and slightly sweet, with a gentle heat from aji amarillo. The crisp fish contrasts with the soft, vinegary onions.

Is escabeche de pescado served hot or cold?

Both work. In Peru it is commonly served warm or at room temperature, and leftovers are great cold.

Can I use frozen fish?

Yes. Thaw it fully in the fridge and pat it very dry before seasoning. Frozen fillets hold extra moisture, so drying them well is important for a crisp crust.

What can I use instead of aji amarillo paste?

The flavor is unique, but in an emergency you can blend a yellow bell pepper with a little cayenne or a mild fresh chili. The taste will be different, so I recommend making or buying the real thing.

How long does it last in the fridge?

Up to 3 days in an airtight container. Reheat gently or enjoy it cold.

Is escabeche the same as ceviche?

No. Ceviche uses raw fish cured in lime juice. Escabeche uses fish that is cooked first, usually fried, and then dressed with a cooked vinegar sauce.

Can I make it without frying?

Yes. Brush the floured fish with oil and bake at 220 C (425 F) for 12 to 15 minutes, or use an air fryer. The result is lighter but less crispy.

Final Thoughts

This Peruvian escabeche de pescado recipe looks fancy, but it is truly a humble home dish built on simple steps: fry the fish, soften the onions, make a bright sauce, and let it rest. Once you understand how those pieces work together, you can adjust the heat, the fish, and the sweetness to match your own taste.

If you try this recipe, I would love to hear how it turned out. Leave a comment below, and for more traditional dishes and food stories, explore the Peruvian Spice Food Culture section or learn more about me and this site. For something sweet to follow dinner, take a look at these Peruvian desserts.