Watermelon and Arugula Salad with Walnuts

"In my hometown of Orosei, bitter greens like arugula and dandelion grow alongside watermelons, so this salad is a natural combination for me," says chef Efisio Farris. The recipe is a fabulous blend of juicy (watermelon) and crunchy (red onions and walnuts). For anyone who thinks raspberry vinegar went out with the '90s, this fruity vinaigrette will be a revelation.More Summer Fruit Recipes