Whisk 2 tablespoons oil, 1 tablespoon lemon juice, 1 tablespoon vinegar, 1 teaspoon oregano, ¼ teaspoon pepper and ⅛ teaspoon salt together in a small bowl.
Place ¾ cup cooked farro in each of 4 bowls. Top each with ¼ cup chickpeas, ¼ cup tomatoes, ¼ cup cucumber, ¼ avocado, ¼ cup feta and 1 tablespoon dressing.
