Potato Salad

Prep: 25 min Cook: 20 min Serves: 8 3.9 · 39 reviews · tap to rate

Potato salad is a creamy, tangy side dish built on waxy potatoes, a sharp vinaigrette, and a binding mayo dressing.

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By
Jessica Reeves
Potato Salad

PONLY COOK // JESSICA REEVES

Potato salad is a creamy, tangy side dish built on waxy potatoes, a sharp vinaigrette, and a binding mayo dressing. The key is dressing the warm potatoes so they absorb the flavor, then chilling everything together so it holds its shape on the plate.

Ingredients for Potato Salad

Waxy potatoes hold their shape when cooked and don’t turn mealy or absorb too much dressing. Salt seasons the cooking water so the potatoes taste good inside. Red wine vinegar adds tang and helps the warm potatoes soak up flavor before the mayo goes in. Dijon mustard sharpens the dressing and helps it cling to the potatoes. Mayonnaise binds everything and gives the salad its creamy base. Celery adds crunch and a mild bite. Red onion brings sharpness without overpowering. Fresh dill or parsley adds brightness. Black pepper finishes the seasoning.




Why This Potato Salad Works

Warm potatoes soak up a vinegar-based dressing much faster than cold ones do. The starch on their surface helps the liquid cling instead of running off. By dressing them while still warm, you build flavor into every bite before the mayo ever touches them.

Waxy potatoes have less starch than russets, so they don’t turn gluey when you fold in the mayo. They keep their edges firm even after chilling, which means the salad stays cohesive and sliceable instead of turning mushy or separating.

Chilling the finished salad for at least an hour lets the flavors meld and the texture set. The potatoes firm up, the dressing clings, and everything tastes better cold than it did warm.







Mistakes To Avoid

Using russet potatoes instead of waxy ones is the biggest mistake. They break apart as they cook, turn gluey when you fold in the mayo, and soak up so much dressing that the salad becomes mushy and falls apart when you serve it.

Adding the mayo to the warm potatoes makes the dressing thin and oily. The heat breaks down the mayo’s structure, so it separates instead of clinging. The salad will look slick and taste greasy no matter how much you chill it.

Skipping the vinegar dressing step means the potatoes taste bland and starchy instead of seasoned and tangy. Mayo alone cannot season potatoes well enough. The salad needs the acidic base layer to taste balanced and alive.

Leaving the salad undressed for more than 4 hours before serving dries it out. The potatoes pull moisture away from the dressing as they chill, leaving the salad pasty and hard. Make it the morning of serving, or make it the day before but dress it no more than 2 hours ahead.

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Ingredients

  • 2 pounds waxy potatoes, such as red or yellow, unpeeled
  • 1 teaspoon salt, plus more to taste
  • 3 tablespoons red wine vinegar
  • 2 tablespoons Dijon mustard
  • 1 cup mayonnaise
  • 2 stalks celery, diced small
  • 1/2 red onion, diced small
  • 1/4 cup fresh dill or parsley, chopped
  • 1/4 teaspoon black pepper



Step-by-step Instructions

  1. Cut potatoes into 3/4-inch pieces, keeping the skin on. Place in a large pot and cover with cold water by 1 inch.
  2. Add 1 teaspoon salt. Bring to a boil over high heat, then reduce to a gentle simmer. Cook for 12 to 15 minutes, until a fork slides through the largest piece with no resistance.
  3. Drain potatoes in a colander and let them sit for 2 minutes to release steam. They should still be warm.
  4. Place warm potatoes in a large mixing bowl. Pour the red wine vinegar and mustard over them and stir gently with a wooden spoon for 1 minute. Let them sit for 5 minutes to absorb the dressing.
  5. While potatoes cool, chop the celery and red onion into small dice. Sprinkle lightly with salt and let them sit for 5 minutes to draw out excess water.
  6. Once potatoes have cooled to room temperature, add the mayonnaise and stir gently until everything is coated and no streaks of mayo remain.
  7. Add the salted celery, onion, fresh dill or parsley, and black pepper. Fold gently 3 or 4 times until combined. Taste and add more salt and pepper if needed.
  8. Cover and refrigerate for at least 1 hour before serving. The salad will keep for 3 to 4 days in an airtight container in the refrigerator.



Frequently Asked Questions




Can this be made ahead?

Yes. Make it up to 1 day ahead, but dress it no more than 2 hours before serving so it does not dry out. If it looks dry when you are ready to serve, stir in a spoonful of mayo.




What if my potato salad tastes too bland or watery?

Bland means it needs more salt and acid. Stir in 1 tablespoon more vinegar and 1/2 teaspoon salt. If it is watery, the potatoes or vegetables released too much liquid. Drain off excess liquid from the bottom and fold in a few more spoonfuls of mayo to bind it.




Can I use different fresh herbs?

Yes. Chives, tarragon, or a mix of parsley and chives all work well. Use about 1/4 cup total, chopped. Avoid strong herbs like rosemary or thyme, which overpower the delicate potato flavor.




Serving Ideas for Potato Salad

Serve potato salad alongside grilled chicken or ribs, where its creamy richness balances the smoke and char. Pair it with sliced ham or turkey for a summer sandwich plate. It also rounds out a picnic spread with fried chicken, coleslaw, and corn. For a lighter meal, serve it on a bed of greens with grilled fish or shrimp.

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