The ultimate in tasty and versatile, Seared Tuna Nicoise Salad can feed two people or twelve. It can be served warm or cold and it can be made a day in advance and then assembled the day of. Modify the salad to your specific tastes and preferences…use tuna or salmon (fresh or canned), hard-boiled or jammy eggs, delete the potatoes and add the radishes. You get the idea!