South American Images are for illustrative purposes only, may be inaccurate, and do not guarantee the presence or absence of specific ingredients. 
Serving Images are for illustrative purposes only, may be inaccurate, and do not guarantee the presence or absence of specific ingredients. Choritos a la Chalaca
Steamed Chilean mussels served on the half shell, each topped with a bright, tangy salsa of tomato, red onion, cilantro, and ají amarillo.
Contains common allergens
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Good to know
- Ready in under 30 minutes
Matched from this dish's own ingredients and timing. Browse more: 30-minute meals
Instructions
8 steps- 1
Rinse the mussels well under cold water, scrubbing the shells and pulling off any beards.
- 2
Bring the wine to a simmer in a large covered pot, add the mussels, and steam for 5 to 7 minutes, until the shells open; discard any that remain closed.
- 3
Remove the mussels from their shells, discarding the empty half of each shell and reserving the half with the mussel attached, then let cool.
- 4
In a bowl, combine the diced tomato, red onion, aji amarillo, cilantro, lime juice, and olive oil, and season with salt and pepper to make the chalaca salsa.
- 5
Fold in the blanched corn kernels if using.
- 6
Arrange the mussels on the half shell on a serving platter.
- 7
Spoon a generous portion of the chalaca salsa directly over each mussel.
- 8
Chill for 15 minutes before serving cold or at room temperature.
Images are for illustrative purposes only, may be inaccurate, and do not guarantee the presence or absence of specific ingredients. Listahan Family Score™
68/100
Works for many families
Score reflects how well this recipe fits a typical busy household. In the app, your Family Score is personalized to your household's allergens, kids, and pantry.
Nutrition
per serving220
Calories
28 g
Protein
14 g
Carbs
5 g
Fat
Estimated per serving. Actual values depend on the brands and portions you use.
Listahan cooking guide
Chef notes & practical guide
Technique notes, ingredient swaps, serve-alongside ideas, storage guidance, and equipment for this recipe.
Cultural context
Choritos a la chalaca are steamed mussels served on the half shell topped with a bright, raw salsa of onion, tomato, corn, and lime, a classic Peruvian appetizer named for Callao, the port city whose residents are called chalacos. It belongs to the same fresh, citrus-driven tradition as ceviche, born of Peru's rich Pacific coast and its love of lime and aji. Served cold on a platter, it is a staple of summer gatherings and seafood cevicherias.
Listahan note
This version steams the mussels just until they open and then chills them, piling on a raw chalaca salsa made at the last minute so the lime stays sharp and the onion stays crunchy.
Technique cues
- Steam the mussels only until the shells just open, since a few extra minutes turns them rubbery and small.
- Dress the chalaca salsa with lime at the very end so the onion and tomato stay crisp rather than going limp and watery.
- Rinse the diced red onion in cold water before mixing to tame its bite and keep it sweet and crunchy on top.
Kitchen flow
- Parallel prep
- Dice the salsa vegetables and boil the corn while the mussels steam, then chill both so they meet cold.
- Make-ahead
- Steam the mussels and chop the salsa base earlier in the day, but hold the lime and combine only just before serving.
- Leftover move
- Toss leftover mussel meat and salsa with cooked rice or into a quick ceviche-style salad the same day.
- Cleanup rhythm
- Reserve the shells on a tray as you plate, discard the steaming liquid and any closed mussels, and chill the platter while you finish the salsa.
Ingredient brief
Role, handling, and swap guidance for each key ingredient.
fresh mussels
the base
Purpose: Plump, briny mussels on the half shell are the canvas for the bright topping.
Handling: Scrub, debeard, and steam open, discarding any that stay shut.
Adaptation: Steamed clams on the half shell work for a similar bite.
red onion
salsa backbone
Purpose: Finely diced red onion gives the chalaca its crunch and sharp freshness.
Handling: Dice small and rinse in cold water to soften the bite.
Adaptation: White onion works, though red gives the classic color.
tomato
salsa body
Purpose: Diced tomato adds juicy sweetness and color to the raw topping.
Handling: Seed and dice small so the salsa is not watery.
Adaptation: Firm Roma tomatoes hold up best.
choclo (Peruvian corn)
texture and sweetness
Purpose: Large-kerneled boiled corn adds sweet pops and is a defining chalaca element.
Handling: Boil and cut the kernels off, or use canned choclo.
Adaptation: Sweet corn kernels stand in if choclo is unavailable.
lime
the dressing
Purpose: Fresh lime juice ties the salsa together and brightens the briny mussels.
Handling: Juice and toss into the salsa just before serving.
Adaptation: Key lime or a splash of lemon works in a pinch.
aji limo or rocoto
heat
Purpose: A small amount of Peruvian chili gives the chalaca its signature gentle heat.
Handling: Mince finely and fold into the salsa to taste.
Adaptation: A serrano or Fresno chili approximates the heat.
Technique notes
- Discard any mussel that does not open after steaming, and any that will not close when tapped raw.
- Keep everything cold from steam to serve, since choritos a la chalaca is meant to be a chilled appetizer.
- Spoon the salsa on at the table so it stays bright and the corn and onion keep their crunch.
Ingredient swaps
- Shellfish-free direction
- Spoon the same chalaca salsa over firm white fish or hearts of palm for a mollusk-free starter.
- Milder direction
- Cut back or omit the aji and add extra lime and tomato for a kid-friendly version.
- Lower-sodium direction
- Skip added salt and lean on the natural brine of the mussels plus extra lime and chili.
Serve alongside
- Ceviche
- Causa limena
- Yuca frita
- Cancha tostada
- Pisco sour
- Chicha morada
- Cold lager
Serving suggestions only — check pairings for your household's allergens.
Storage & reheating
- Best eaten the day it is made. Keep steamed mussel meat and the undressed salsa separately, covered and chilled, for up to one day, and combine with fresh lime just before serving. Do not freeze, as the texture of both mussels and raw salsa suffers.
Equipment
- Large lidded pot for steaming
- Sharp paring knife
- Mixing bowl
- Serving platter
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