For best results, make this a day ahead for the flavors to meld together. When I reached “adult” status at our family gatherings (meaning I was old enough to contribute a dish), this salad is what I chose to bring. And I have been bringing it to every Easter, Thanksgiving, and Christmas ever since. It makes a lot, so it is perfect or a big gathering. But that is also why it is such a treat–I could never make a salad of this size for the two of us. It truly is one of those tried-and-true go to recipes that will work for any occasion. Low country boil? Check. Clambake?…