Ingredients

  • 1 1/2 cups diced seeded tomato
  • 2 tablespoons finely chopped pitted kalamata olives
  • 1 tablespoon chopped fresh basil
  • 1 tablespoon chopped fresh flat-leaf parsley
  • 2 tablespoons balsamic vinegar
  • 1 teaspoon chopped fresh oregano
  • 1/2 teaspoon minced garlic
  • 5 teaspoons extravirgin olive oil, divided
  • 1 pound skinless, boneless chicken breast
  • 1/2 teaspoon kosher salt, divided
  • 1/2 teaspoon freshly ground black pepper
  • Cooking spray
  • 1/4 cup (1 ounce) crumbled feta cheese
  • 4 (2-ounce) ciabatta sandwich rolls, halved

Method

  • Combine first 7 ingredients in a small bowl. Add 2 teaspoons oil; toss gently to combine. Let stand 15 minutes.
  • Prepare grill.
  • Brush chicken evenly with remaining 1 tablespoon oil, and sprinkle with 1/4 teaspoon salt and pepper. Place chicken on a grill rack coated with cooking spray; grill 6 minutes on each side or until chicken is done. Remove from grill. Let stand 5 minutes before slicing thinly.
  • Add cheese and remaining 1/4 teaspoon salt to tomato mixture; stir gently to combine. Arrange sliced chicken evenly on bottom halves of rolls. Top each serving with one-fourth of tomato mixture, and cover with top halves of rolls. Serve immediately.