Cut off the two ends of the orange then peel it. Place the orange on sideways and cut 3 slices. Then place the slices on a plate. Take some tasty olives, cut them up. After that, take the red onion, clean it, and cut some small slices. Finally, take the anchovies, cut them lengthwise. Arrange the onions and anchovies on the orange slices and add pepper and olives. Add some oil.