Usually when you think of potato salad you don’t think of it being Italian or it being warm but this one is really good and it uses no mayonnaise. Instead it’s made with olive oil and some wine vinegar and it’s served warm. You can, however, eat it cold if you want to. This comes from Lidia’s Italian American Kitchen cookbook. To see how I make this delicious Warm Potato, Onion and Caper Salad is a delicious Italian potato salad, keep on reading.