to make persian hirazi salad, toss 1 / 2 thinly sliced red onion in 3 tablespoons red wine vinegar in a small bowl and let sit for 1 5 minutes. stripey peel 4 persian cucumber, cut into 1 / 2 - inch slices, and place in a large bowl. add cherry tomatoes and 1 pounded or finely grated garlic cloves to the cucumbers.