Name: Ferreñafe seasonal-catch northern ceviche
Prep time: 25 min
Cook time: 40 min
Total time: 65 min
Cuisine: Peruvian cuisine
Ingredients: 180 ml lime juice — freshly squeezed and strained; 700 g raw sea bass fillet — boneless, skinless, pin-boned sea bass, sourced as suitable for raw use after documented parasite-risk controls; 200 g red onion — peeled, thinly sliced; 17 g ají limo — stem and seeds removed, finely minced; 14 g cilantro — leaves and tender stems, chopped; 5 g salt — fine salt; 400 g sweet potato — raw, peeled, cut into 3 cm chunks; 300 g choclo kernels — raw kernels removed from cob; 2400 ml water — potable, measured

Ferreñafe seasonal-catch northern ceviche — recipe for 4 servings

Yield 4 plated servings

Cook 40 minutes

Passive 0 minutes

Total 65 minutes

Calories per serving 355 kcal (estimate)

Ingredients ↓

Overview

Ferreñafe seasonal-catch northern ceviche — recipe for 4 servings

Northern coastal cebiches adapt to the fish available in the region. Here “seasonal” means choosing one suitable, identified fish offered by a trusted seafood supplier at the time of shopping; it does not promise a particular species is in season.

Keep the pieces of the chosen fish uniform so their texture is consistent when coated with citrus. Fresh corn and sweet potato make the accompaniments substantial and keep the dressing itself uncluttered.

The individual fish must be appropriate for raw service and must never be selected merely because it is locally caught or cheap. This remains a practical Ferreñafe-associated variation rather than a documented festive or seasonal rite.

In Ferreñafe seasonal-catch northern ceviche, the fish is served raw, so raw-service suitability must be established before preparation. Keep it cold, prevent contact with utensils used for cooked foods, and prepare sweet potato and choclo kernels first so the citrus dressing touches the fish only at the end. Lime alters flavour and texture but cannot be relied upon to destroy pathogens.

Ingredients

For the chilled ceviche

180 ml lime juice — freshly squeezed and strained
700 g raw sea bass fillet — boneless, skinless, pin-boned sea bass, sourced as suitable for raw use after documented parasite-risk controls
200 g red onion — peeled, thinly sliced
17 g ají limo — stem and seeds removed, finely minced
14 g cilantro — leaves and tender stems, chopped
5 g salt — fine salt

For the accompaniments

400 g sweet potato — raw, peeled, cut into 3 cm chunks
300 g choclo kernels — raw kernels removed from cob
2400 ml water — potable, measured

Method

Prepare fish safely.Inspect the chilled, boneless fish with clean hands and a clean board, then cut the 700 g into even 2 cm pieces; keep it at 4 °C or colder away from raw meat while the sides are prepared. The fish pieces have clean cut edges and no remaining pin bones.
Simmer the sweet potato.Put the 400 g of sweet-potato chunks in a saucepan with 1600 ml of the fresh water, bring to a boil and simmer for 25 minutes, then drain thoroughly. Use separate clean utensils for the cooked vegetables. A knife meets no hard centre in the sweet potato.
Cook the large-kernel corn.Put the 300 g of large choclo kernels in a saucepan with 800 ml of the fresh water, bring to a boil and simmer for 15 minutes, then drain thoroughly. Use separate clean utensils for the cooked vegetables. The kernels are tender with a slight bite.
Make the fresh lime dressing.Whisk the 180 ml freshly squeezed lime juice with 5 g salt and 17 g chopped ají limo in a non-reactive bowl, then taste the dressing before raw fish touches it. The salt is fully dissolved and the chili is evenly dispersed in the tart dressing.
Cut onion and herbs.Slice the 200 g red onion into fine half-moons and chop the 14 g cilantro with a separate clean knife. The onion slices separate into fine strands and the cilantro is finely chopped but not crushed.
Fold in the chilled seafood.Gently fold the cold fish into the prepared dressing, then add all the sliced onion and cilantro. Mix just enough to coat, then serve immediately; do not treat the citrus as a cooking step. The cubes remain distinct and are thinly coated in the lime dressing.
Plate immediately.Arrange one quarter of the ceviche and one quarter of each cooked or ready-to-eat accompaniment on four clean plates, keeping crunchy sides dry. Each plate has an equal share of fish, onion, dressing and accompaniments.

Practical

Practical guidance

Present the raw fish in the lime dressing with onion on top and the cooked vegetables on the side. For Ferreñafe seasonal-catch northern ceviche, prepare sweet potato and choclo kernels before the raw fish is mixed. Use separate utensils for seafood and anything ready to eat. The fish needs cold, clean handling even if its flesh looks firm and fresh. Once dressed, Ferreñafe seasonal-catch northern ceviche should be served immediately, with sweet potato and choclo kernels kept separate until plating. Do not refrigerate a finished mixed bowl for next-day use, and do not mistake a longer lime soak for a safety treatment. Substitutions and their effects A different raw-service-approved firm fish can replace raw sea bass fillet gram for gram, but its taste, fat and nutrition will differ; confirm species and parasite controls with the supplier. Replacing the specified ají with another pepper changes the Peruvian regional character and pungency, so it is not an equivalent recipe. If raw-service fish controls are unavailable, do not make this uncooked dish; cook fish separately to 63 °C and use another preparation. The pairing of sweet potato and choclo kernels on the Ferreñafe seasonal-catch northern ceviche plate provides its balance of starch and freshness; another accompaniment changes that result.

Control points

Soft fish cubes.The fish sat in citrus too long or was stirred vigorously. Keep the fish cold and fold it gently immediately before service. Fold the raw sea bass fillet gently just before serving Ferreñafe seasonal-catch northern ceviche.
Watery or dull dressing.The fish was wet or the dressing had been made too far ahead. Pat fish dry and squeeze the lime just before mixing. Drain the sweet potato and choclo kernels well and put them beside, not inside, the lime dressing.

Nutrition per serving

Serving sizeOne quarter of the finished recipe, including listed accompaniments
Calories355 kcal
Carbohydrates43 g
Protein40 g
Fat4 g
Fibre6 g
Sodium685 mg

Allergens and food safety

Allergens: Fish. Check cross-contact in prepared condiments, ready-to-eat accompaniments and shared equipment. This is raw fish ceviche: citrus acid does not kill all fish pathogens or parasites and is not a validated cooking step. Buy fish specifically suitable for raw service from a trustworthy supplier able to document suitable handling and parasite-risk controls; freezing may address parasites but not all harmful germs. Maintain raw fish at 4 °C or colder; prevent cross-contamination with cooked sides and serving dishes. Pregnant people, young children, older adults and immunocompromised people should avoid raw fish ceviche; the lower-risk alternative is a separately prepared fully cooked seafood dish, not raw ceviche. Serve promptly after mixing; do not save a mixed raw-seafood portion for later meals.

Closing

On the plate: The Ferreñafe seasonal-catch northern ceviche plate combines raw citrus-coated fish with sweet potato and choclo kernels.
Decisive control: Keep the raw sea bass fillet cold and dress it only when the side dishes and plates are ready.