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Lomo Saltado with Aji Sauce

Course Main Course
Cuisine Peruvian
Keyword beef
Total Time 30 minutes
Servings 4
Author Christine Ma

Ingredients

Aji sauce

  • 2 cups chopped romaine lettuce
  • ¼ cup olive oil
  • ½ bunch cilantro leaves
  • 5 green onions chopped
  • 1 roughly chopped jalapeno
  • 2 garlic cloves
  • 1 teaspoon salt
  • ½ teaspoon black pepper

Beef marinade

  • 1 pound tender beef such as sirloin, skirt steak, or flank steak sliced into strips
  • 1 tablespoon olive oil
  • 1 tablespoon soy sauce
  • 1 tablespoon white distilled vinegar
  • 1 teaspoon cumin
  • 1 teaspoon salt
  • ½ teaspoon black pepper

Remaining ingredients

  • oil for frying
  • 10 ounces frozen French fries
  • 1 tablespoon olive oil
  • 1 small red onion sliced
  • 2 small tomatoes sliced into wedges
  • 2 garlic cloves minced
  • 1 tablespoon aji amarillo paste
  • 2 tablespoons soy sauce
  • 1 tablespoon red wine vinegar
  • 1 tablespoon chopped cilantro

Instructions

  • Prepare the aji sauce. Combine romaine, olive oil, cilantro, green onions, jalapeno, garlic, salt, and pepper in a blender. Puree until smooth and set aside.
  • Marinate the beef. Combine olive oil, soy sauce, vinegar, cumin, salt, and pepper. Pour mixture over beef, turning to coat. Let sit for 10 minutes.
  • Preheat frying oil to 350 degrees. Fry french fries until golden and crispy. Drain on paper towels and set aside. Alternatively, cook fries in an air fryer according to the directions on the package.
  • Heat oil in a large saute pan over medium-high heat. Add beef and saute until browned on both sides. Remove from heat and set aside.
  • Add the onions in the same pan and saute until softened, about 2-3 minutes. Add the tomatoes, garlic, and aji amarillo paste. Cook until softened, about 2-3 minutes. Add soy sauce and red wine vinegar and simmer for 1 minute.
  • Return the beef to the pan along with the french fries. Toss to combine. Adjust seasoning with salt and pepper. Garnish with chopped cilantro and serve with aji sauce and rice.

Notes

You can use fresh potatoes instead of frozen fries.
The aji sauce can be prepared up to 2 days in advance.