Sour Cream Onion Potato Salad

Sour Cream And Onion Potato Salad piled in bowl, creamy tangy herbs  Save
Sour Cream And Onion Potato Salad piled in bowl, creamy tangy herbs | spoonfulstreet.com

This creamy, tangy potato salad combines halved baby potatoes with a sour cream-based dressing brightened by Dijon and apple cider vinegar. Toss in sliced scallions and chopped chives while potatoes are warm so flavors meld; chill at least an hour to let seasonings settle. For lighter fare use Greek yogurt, or stir in crisp bacon for a smoky finish. Serve cold alongside grilled mains.

Once, the distinct scent of tangy onions and creamy dressing filled my tiny apartment kitchen as I first tried my hand at this potato salad. The hiss of potatoes meeting boiling water felt like the only soundtrack I needed on a sunny afternoon. Each time I make it, bright flecks of chive on my cutting board remind me that little details can make even simple sides shine. There’s a calm, satisfying rhythm to transforming humble spuds into a picnic-worthy dish.

One summer evening when friends dropped by unexpectedly, I threw this together while chatting at the counter—each ingredient adding a new layer of laughter to the air. The bowl was empty before the grill even cooled down, and we ended up passing around forks for every last creamy bite.

Ingredients

  • Baby potatoes: Their tender skin and buttery texture soak up the dressing perfectly—don’t overcook or they’ll lose their shape.
  • Scallions (green onions): These add just the right punchy bite; slice them finely for even flavor throughout.
  • Fresh chives: I always reserve a pinch for that pop of color on top—it makes the salad look as inviting as it tastes.
  • Sour cream: The creamy base that pulls everything together; full-fat gives the smoothest finish.
  • Mayonnaise: Just a little brings extra richness—I whisk it in until there are no streaks left.
  • Dijon mustard: This adds brightness and edge, waking up the creamy ingredients.
  • Apple cider vinegar: A subtle tang that balances the richness; don’t skip it.
  • Garlic powder: Delivers mellow flavor without overwhelming—the trick is restraint.
  • Onion powder: Doubles down on that signature oniony note.
  • Salt and pepper: Season boldly, especially after chilling, since flavors can mellow in the fridge.

Instructions

Boil the Potatoes:
Drop the halved baby potatoes into a bubbling pot of salted water—the kitchen will fill with comforting steam, and they’re ready when a fork slides in with little resistance.
Prepare the Dressing:
While potatoes cool off in the colander, whisk together sour cream, mayo, Dijon, vinegar, and spices in a bowl until smooth and flecked with pepper.
Combine the Vegetables:
Tumble the just-cooled potatoes into a bowl, shower with scallions and most of the chives; I always pause to enjoy the fresh, herbal scent at this step.
Add the Dressing:
Pour the creamy dressing over everything, then gently fold with a spatula—try not to break up the potatoes too much so the salad stays hearty.
Finish and Serve:
Scatter the reserved chives over the top and taste for salt; for best flavor, chill for an hour, though the temptation to sneak a bite is almost impossible to resist.
Picnic-ready Sour Cream And Onion Potato Salad chilled, scented with scallions and chives  Save
Picnic-ready Sour Cream And Onion Potato Salad chilled, scented with scallions and chives | spoonfulstreet.com

The salad once turned a casual backyard hangout into a late-night gathering, with friends reaching for seconds straight from the serving bowl and asking for the recipe on napkins.

How to Make It Your Own

Sometimes I add a sprinkle of crispy bacon or swap in Greek yogurt for a tangier twist—it’s the kind of recipe that invites playful changes without ever losing its essence.

Pairing Suggestions

If you’re bringing this to a barbecue, try sitting it next to grilled corn or juicy burgers—the creamy bite bridges bold, smoky, and fresh summer flavors effortlessly.

Make-Ahead and Storage Wisdom

Chill for at least an hour before serving, but if you’re prepping in advance, hold back a little extra dressing to loosen it up just before guests arrive.

  • If making ahead, keep the chive garnish separate until it’s time to serve.
  • Leftovers are great for lunch the next day—just give them a gentle toss.
  • Taste and adjust seasoning right before eating because cold salad always needs a little boost.
Sour Cream And Onion Potato Salad forkful showing tender potatoes, cool tang Save
Sour Cream And Onion Potato Salad forkful showing tender potatoes, cool tang | spoonfulstreet.com

Even after many picnics and potlucks, this potato salad still feels like my go-to dish for any summertime gathering. I hope it brings as much joy to your table as it has to mine.

Recipe Questions & Answers

Boil halved baby potatoes in salted water until fork-tender, about 15–20 minutes depending on size. Start checking at 15 minutes to avoid overcooking so they hold their shape when tossed.

Yes. Cut larger potatoes into uniform 1–1½ inch pieces for even cooking. Drain and cool slightly before mixing so pieces don’t break apart when tossed with the dressing.

Swap full-fat sour cream for reduced-fat sour cream or plain Greek yogurt, and reduce mayonnaise. Taste and adjust Dijon and vinegar to maintain bright flavor balance.

Chilling for at least 1 hour helps the dressing meld into the potatoes and mellows raw onion sharpness. It can be served immediately if desired, but flavors improve after refrigeration.

Stir in crisp-cooked bacon bits or a pinch of smoked paprika. Add warm bacon right before serving to keep it crisp, or fold in sautéed shallots for extra depth.

Store covered in the refrigerator for 3–4 days. Because it contains dairy, keep it chilled and taste for salt before serving, as flavors may mellow after sitting.

Sour Cream Onion Potato Salad

Tangy, creamy potato salad with scallions and chives - picnic-ready, simple to make and chill.

Prep 20m
Cook 20m
Total 40m
Servings 4
Difficulty Easy

Ingredients

Vegetables

  • 1 1/2 pounds baby potatoes, halved
  • 3 scallions, thinly sliced
  • 1/4 cup fresh chives, finely chopped

Dressing

  • 3/4 cup sour cream
  • 2 tablespoons mayonnaise
  • 2 teaspoons Dijon mustard
  • 1 teaspoon apple cider vinegar
  • 1/2 teaspoon garlic powder
  • 1/2 teaspoon onion powder
  • Salt, to taste
  • Freshly ground black pepper, to taste

Instructions

1
Cook Potatoes: Bring a large pot of salted water to a boil. Add halved baby potatoes and cook until fork-tender, about 15 to 20 minutes. Drain and let cool slightly.
2
Prepare Dressing: In a mixing bowl, whisk together sour cream, mayonnaise, Dijon mustard, apple cider vinegar, garlic powder, onion powder, salt, and pepper until smooth.
3
Combine Vegetables: Once potatoes are cool enough to handle, transfer to a large bowl. Add sliced scallions and most of the chopped chives, reserving some for garnish.
4
Add Dressing: Pour dressing over potatoes and gently toss until evenly coated.
5
Garnish and Serve: Sprinkle reserved chives over the top. Serve immediately, or refrigerate for at least 1 hour to enhance flavor.
Additional Information

Equipment Needed

  • Large pot
  • Colander
  • Mixing bowls
  • Whisk
  • Knife
  • Cutting board

Nutrition (Per Serving)

Calories 275
Protein 4g
Carbs 31g
Fat 16g

Allergy Information

  • Contains dairy (sour cream, mayonnaise).
  • May contain eggs (mayonnaise).
  • Check mayonnaise labels for soy or additional allergens.
Jenna Collins

Home cook sharing simple, wholesome recipes & practical kitchen tips for busy families.