Make the Mint Dressing. Watch the video or read the section: How to Make Mint Dressing. I recommend making the entire dressing recipe and saving leftovers in a sealed container in the refrigerator; bring to room temperature prior to serving.
Assemble the Salad.Cut away peel and pith from oranges. Quarter oranges, then slice crosswise into ½-inch thick pieces.Combine Oranges and any accumulated juices, fennel, olives in a bowl. Drizzle with dressing and serve.