Peruvian Green Sauce Tacos — Street-Style with Aji Verde and Pickled Onion

Street-style tacos live or die on the sauce, and Peru’s version of green sauce is one of the best-kept secrets in the taco conversation. This recipe swaps the usual salsa verde for Aji Verde — the bright, herb-forward pepper sauce built on ají limo that’s served alongside pollo a la brasa across Peru. Grilled meat, warm corn tortillas, a sharp pickled red onion, and a heavy hand with the green sauce: that’s the whole formula.

What makes this different from a standard taco night is the sauce itself. Aji Verde isn’t a thinned-out avocado crema or a jalapeño-cilantro blend — it’s built on ají limo, the same citrus-forward pepper Peru uses in ceviche, combined with fresh herbs. The result is a sauce with real heat and real brightness, not just green color. Once you taste it on a taco, ranch and pico de gallo start to feel like they were missing the point.

Ingredients

For the tacos:

• 1 lb skirt steak or boneless chicken thighs
• 1 tbsp olive oil
• 1 tsp ground cumin
• 1 tsp garlic powder
• Salt and pepper, to taste
• 12 small corn tortillas
• 1/2 cup Aji Pepper Sauce Aji Verde, plus extra for serving
• 1/2 cup crumbled cotija cheese
• 1/4 cup chopped fresh cilantro
• 2 limes, cut into wedges

For the quick pickled onion (salsa criolla style):

• 1 red onion, thinly sliced
• 1/3 cup lime juice
• 1/2 tsp salt
• 1 tbsp chopped cilantro

Instructions

1. Combine the sliced red onion, lime juice, and salt in a small bowl. Let sit at room temperature for at least 20 minutes, stirring occasionally, until the onion softens and turns bright pink. Stir in the chopped cilantro just before serving.
2. Pat the steak or chicken dry. Rub with olive oil, cumin, garlic powder, salt, and pepper.
3. Heat a grill or cast iron skillet over high heat. Cook the steak 3–4 minutes per side for medium-rare, or cook chicken thighs 5–6 minutes per side until the internal temperature reaches 165°F.
4. Let the meat rest for 5 minutes, then slice thin against the grain.
5. Warm the corn tortillas directly over a flame or in a dry skillet until lightly charred in spots, about 20–30 seconds per side.
6. Build each taco: a layer of sliced meat, a generous spoonful of Aji Verde, a pinch of pickled onion, a sprinkle of cotija, and fresh cilantro.
7. Serve immediately with lime wedges and extra Aji Verde on the side for dipping.

Tips and Variations

Shrimp or fish work just as well. Swap the steak or chicken for grilled shrimp or a flaky white fish, and cut the cook time down to 2–3 minutes per side.

Make it a bowl. Skip the tortillas and build the same components over Peruvian-style rice for a green sauce bowl instead of tacos.

Double the pickled onion. Salsa criolla keeps well in the fridge for several days and is worth having on hand for more than just taco night — it’s a strong match for grilled meats, sandwiches, and rice bowls.

Char the tortillas properly. A few seconds too long over open flame is better than not enough. The slight char is what makes street-style tacos taste like street-style tacos instead of a soft taco kit.

Frequently Asked Questions

What is Peruvian green sauce made of?

Aji Verde is built on ají limo — a citrus-forward Peruvian pepper — combined with fresh herbs. It’s the same style of bright, herb-heavy green sauce traditionally served alongside pollo a la brasa, Peru’s iconic rotisserie chicken.

Is Aji Verde the same as salsa verde?

No. Mexican salsa verde is typically tomatillo-based, while Aji Verde is built on ají limo and fresh herbs, giving it a citrusy, aromatic heat rather than a tangy, tomatillo-forward flavor. They’re both green, but the flavor profiles are distinct.

How spicy is Aji Verde?

Ají limo, the pepper base in Aji Verde, typically falls in the 30,000–60,000 Scoville Heat Unit range — hotter than a jalapeño, with a bright, citrusy heat rather than a slow burn.

Can I make these tacos ahead of time?

The pickled onion and the meat marinade can both be prepped a day ahead. Grill the meat and warm the tortillas fresh right before serving for the best texture.

What protein works best with Peruvian green sauce tacos?

Grilled chicken and skirt steak are the classic pairings, but shrimp, white fish, and even roasted vegetables all work well with Aji Verde’s bright, herbal flavor.

Do I need to refrigerate Aji Verde after opening?

Yes, refrigerate after opening and use promptly for the best flavor and quality.

Aji Verde is the sauce that makes this recipe work — grab a bottle of Aji Verde to build these tacos at home, and find it on Amazon as well.

For more on the sauce behind this recipe, read What Is the Green Sauce at Peruvian Restaurants? and the full Aji Verde guide. For the pickled onion component, see our Salsa Criolla recipe and guide.