A juicy beef burger seasoned with cumin and aji amarillo, topped with a creamy queso fresco sauce.
This burger takes its flavor cues from salsa huancaina, the creamy, spicy aji amarillo and queso fresco sauce traditionally poured over boiled potatoes in the Andean dish papa a la huancaina. Rather than yogurt-based, the classic sauce gets its tang from queso fresco and a little evaporated milk, blended with aji amarillo paste until smooth and pourable — this recipe leans into that real technique instead of a plain yogurt sauce, which isn't part of the dish's tradition. The beef patties themselves are seasoned simply with cumin, garlic and a touch of aji amarillo paste mixed directly into the meat, echoing the warm, gently spicy backbone found throughout Peruvian home cooking. Griddled hot and fast, the patties develop a good crust while staying juicy inside. Served on a bun with the huancaina-style sauce, sliced avocado and red onion, this is a Peruvian-inspired handheld take that channels the same creamy heat that makes huancaina sauce so addictive on its own.
Serves 4
Combine ground beef, 1 tablespoon aji amarillo paste, half the garlic, cumin, salt and pepper. Mix gently and shape into 4 patties.
Blend queso fresco, evaporated milk, remaining aji amarillo paste, remaining garlic and the cracker until smooth and pourable. Add a splash more evaporated milk if too thick.
Blend until completely smooth — a grainy sauce won't cling to the burger the way a proper huancaina sauce should.
Heat oil in a skillet or griddle over medium-high heat. Cook patties 4 minutes per side until well browned and internal temperature reaches 71C (160F).
Toast bun halves in the same pan for the last minute of cooking.
Spread huancaina sauce on the bottom bun, add the patty, avocado, red onion and tomato. Drizzle more sauce on top, close with the top bun, and serve immediately.
Blend the huancaina sauce until completely smooth; any graininess from the cracker or cheese will show in the final texture.
Mix the aji amarillo paste into the beef gently — overmixing the patty makes it dense instead of tender.
Use queso fresco specifically for the sauce, not a sharper cheese, since its mild tang is what balances the aji amarillo's heat.
Make it milder by reducing the aji amarillo paste in the sauce to 1 teaspoon.
Swap ground beef for ground chicken for a lighter patty, adjusting cook time down slightly.
Serve the huancaina sauce over sliced boiled potatoes on the side, the traditional way, alongside the burger.
Refrigerate cooked patties and sauce separately up to 3 days. Reheat patties in a skillet over medium heat; the sauce is best used cold or gently warmed, as high heat can cause it to separate.
Salsa huancaina originates from the Junín region of Peru and is traditionally served over boiled potatoes as papa a la huancaina, a dish said to have been created for railway workers near Huancayo in the 19th century, and it remains one of Peru's most iconic sauces.
A small amount of a mild yellow chile or habanero blended with a pinch of turmeric for color gets closer than a red chile substitute, though the fruity aji flavor is distinct and hard to fully replace.
Add another piece of cracker or a spoonful more crumbled queso fresco while blending to thicken it back to a pourable, coating consistency.
Yes, it keeps refrigerated in an airtight container for up to 3 days; give it a good stir before using since it can separate slightly as it sits.
Per serving (320g / 11.3 oz) · 4 servings total
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