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Steak Fajita Salad with Tortilla Croutons

This vibrant steak fajita salad offers all the bold, charred flavours of a traditional Mexican feast but in a lighter, high-protein format. Tender strips of seared flank steak are paired with sweet sautéed peppers and onions, then served over crisp romaine lettuce and earthy black beans. The dish is finished with a zesty coriander and lime dressing that cuts through the richness of the beef perfectly.

Ideal for those seeking a nutritious yet satisfying dinner, this recipe swaps heavy wraps for homemade tortilla croutons to provide a satisfying crunch. It is a fantastic option for a healthy midweek meal or a sophisticated weekend lunch. For the best results, ensure your frying pan is piping hot to achieve that signature smoky fajita finish on the steak and vegetables.

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Ingredients for Steak Fajita Salad with Tortilla Croutons

  • 2 corn tortillas

  • Olive oil

  • Parchment paper

  • 3 tablespoons lime juice

  • 2 tablespoons finely chopped fresh coriander

  • 350g flank steak

  • 1 medium yellow onion, halved and thinluy sliced

  • 2 small peppers (red and/or yellow), thinly sliced

  • 2 garlic cloves, minced

  • 1/2 teaspoons ground cumin

  • 2 cos hearts, chopped

  • 240ml cooked black beans

Heat oven to 350°. Lightly brush tortillas with olive oil, thinly slice and arrange on a parchment-lined baking sheet. Season with salt and bake until crispy, 15 minutes.

In a mixing bowl, whisk together lime juice, 2 tablespoons oil, coriander and 1/2 teaspoons salt; set aside. In a large heavy skillet over high heat, heat 1 tablespoon oil. Pat steak dry and season with salt. Sear steak until browned, 3 minutes per side for medium rare; transfer to a cutting board. Add onion and peppers to skillet and sauté. over high heat, stirring occasionally until lightly browned, 3 minutes. Add garlic and cumin; cook 1 minute more. Season with salt and remove from heat. Thinly slice steak across the grain.Add cos and beans to bowl with dressing and toss to combine; transfer saladto a platter and top with steak, pepper mixture and tortilla croutons.

Disclaimer

While every effort has been made to ensure the information is accurate and up to date, individual needs may vary and dietary requirements can differ based on personal health conditions. Always check food labels and allergen information before preparing or consuming any recipe. If you have specific health concerns, allergies, intolerances, or are following a medically prescribed diet, seek advice from your GP, pharmacist, or a registered dietitian before making significant changes to your diet or lifestyle.

Article history

The information on this page is peer reviewed by qualified clinicians.

  • 28 Jan 2026 | Originally published

    Authored by:

    UK recipe editors

    Peer reviewed by

    UK recipe editors
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