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A large oval platter loaded with a high-protein Steak and Berry Salad, featuring strawberries, pecans, and goat cheese.

Steak and Berry Salad with Balsamic Flank Steak


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  • Author: Isabella Martinez
  • Total Time: 45 minutes
  • Yield: 4 servings 1x

Description

This Steak and Berry Salad is a 40g protein powerhouse. Balance savory, lean grass-fed beef with a massive antioxidant load of strawberries and blueberries for the ultimate muscle-repairing dinner.


Ingredients

Scale

The Protein & Marinade:

  • 1 lb Flank Steak (Grass-fed preferred)
  • 1/4 cup Aged Balsamic Vinegar
  • 2 tablespoons Extra Virgin Olive Oil
  • 1 tablespoon Fresh Rosemary (finely minced)
  • 2 cloves Garlic (crushed)
  • 1/2 teaspoon Sea Salt & Black Pepper

The “Rainbow” Base:

  • 4 cups Baby Spinach or Arugula (firmly packed)
  • 1 cup Fresh Strawberries (hulled and sliced)
  • 1/2 cup Fresh Blueberries
  • 1/4 cup Red Onion (very thinly shaved)

The Texture Add-ons:

  • 1/4 cup Walnuts (toasted and roughly chopped)
  • Extra drizzle of Balsamic Vinegar (for serving)

Instructions

  1. The Acid-Bath: In a shallow dish or a zip-top bag, whisk together the balsamic vinegar, olive oil, rosemary, garlic, salt, and pepper. Add the flank steak and ensure it is completely coated. Marinate in the refrigerator for at least 30 minutes.
  2. Preheat the Pan: Remove the steak from the fridge 15 minutes before cooking. Heat a large cast-iron skillet or grill over medium-high heat until very hot.
  3. The Flash-Sear: Remove the steak from the marinade and pat it dry with a paper towel. Place the steak in the hot pan and sear for 4 to 5 minutes per side. This should result in a perfect medium-rare (internal temperature of 130°F).
  4. The Essential Rest: Transfer the steak to a clean cutting board. Cover loosely with foil and let it rest for exactly 10 minutes. Do not skip this step! Resting allows the anti-inflammatory juices to redistribute.
  5. The “Against the Grain” Cut: Identify the direction of the muscle fibers. Position your knife perpendicular to the fibers and slice the steak into very thin strips.
  6. The Assembly: In a large bowl, lightly toss the spinach with a tiny splash of balsamic vinegar and oil. Divide the greens among four plates.
  7. The Final Plating: Layer the warm steak slices over the greens. Top immediately with strawberries, blueberries, red onion, and toasted walnuts. Serve warm.

Notes

  • Tenderizer Hack: The acetic acid in the balsamic vinegar acts as a natural tenderizer. If you have a thicker cut of meat, marinate for up to 4 hours for the best, melt-in-your-mouth results.
  • Berry Swap: If strawberries aren’t in season, fresh raspberries or dark cherries make an excellent, high-antioxidant substitute.
  • Prep Time: 35 minutes
  • Cook Time: 10 minutes
  • Category: Dinner / Main Course
  • Method: Grilling / Searing
  • Cuisine: American

Nutrition

  • Serving Size: 1 large bowl
  • Calories: 395
  • Sugar: 7g
  • Sodium: 310mg
  • Fat: 21g
  • Saturated Fat: 5g
  • Unsaturated Fat: 14g
  • Carbohydrates: 12g
  • Fiber: 4g
  • Protein: 40g
  • Cholesterol: 70mg