How can I make potato salad dairy-free for my 4th of July cookout?

Try this Dairy-Free ‘Creamy’ Potato Pasta Salad! In the dog days of summer, there’s no better side dish for dinner than a chilled pasta salad. This one from Amie Valpone, a gluten-free recipe developer and personal chef, combines purple sweet potatoes, vegan cheese, gluten-free pasta and herbs in four simple steps.