This easy red potato salad is creamy, tangy, and full of flavor! Made with red skin potatoes, sour cream, Dijon mustard, green onions, celery, and eggs, it’s the perfect side for BBQs, summer picnics, and potluck dinners. A crowd-favorite potato salad recipe that’s rich, comforting, and quick to prepare. Enjoy this creamy classic at your next gathering!