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Juicy sliced balsamic grilled flank steak topped with fresh mozzarella, heirloom tomatoes, and basil on a platter.
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Balsamic Grilled Flank Steak Caprese

Prep Time20 minutes
Cook Time15 minutes
Total Time1 hour 35 minutes
Servings: 4 servings
Calories: 450kcal

Ingredients

  • 1.5 lbs flank steak
  • 0.5 cup balsamic vinegar
  • 0.25 cup extra virgin olive oil
  • 2 cloves garlic , minced
  • 1 tablespoon hone y
  • 1 teaspoon Dijon mustard
  • 1 teaspoon kosher salt
  • 0.5 teaspoon black pepper
  • 8 oz fresh mozzarella pearls
  • 2 large heirloom tomatoes, sliced
  • 0.5 cup fresh basil leaves, chiffonade
  • 2 tablespoons balsamic glaze

Instructions

  • In a small bowl, whisk together balsamic vinegar, olive oil, minced garlic, honey, mustard, salt, and pepper.
  • Place flank steak in a sealable bag and pour in half of the marinade; refrigerate for 60 minutes.
  • Preheat grill to high heat (450°F / 232°C).
  • Remove steak from marinade and pat dry with paper towels; discard used marinade.
  • Grill steak for 5 to 7 minutes per side until internal temperature reaches 130°F (54°C) for medium-rare.
  • Transfer steak to a cutting board and allow to rest for 10 minutes.
  • Slice steak against the grain into thin strips.
  • Arrange steak on a serving platter and top with tomato slices and mozzarella.
  • Garnish with fresh basil and drizzle with the balsamic glaze before serving.