When so many potlucks feature rich, hearty foods, it’s good practice to work a healthful green salad into the lineup. Take a summery approach by pairing arugula, which is aromatic and a bit bitter on its own, with juicy, refreshing watermelon. It brings a light, sweet note to each bite.
Complete the salad with cucumber slices, feta cheese, and some balsamic vinegar. There’s really no need to leave bottles of ran…