Potato salad is a staple dish in the summer, and one woman has shared her granny's secret ingredient that will transform the dish.

If you don’t care for the peppery taste of arugula, try using baby mixed salad greens in the salad instead. If you don’t have a barbecue or indoor grill, you could bake the fish.

In an article for Southern Living, Kaitlyn Yarborough revealed her granny’s secret ingredient for potato salads, sharing that it's “flavour goes beyond just mayonnaise and mustard”.