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Roasted Potato Salad with Spring Onions and Radishes

VIVIAN WRITER
Published : March 17, 2026
Updated : March 22, 2026

Roasted Potato Salad with Spring Onions & Radishes is a delightful dish that elevates the classic potato salad to a whole new level. The combination of tender roasted baby potatoes, crunchy radishes, and sweet spring onions creates a flavor-packed experience that is both satisfying and refreshing. Perfect for meal prep and gatherings alike, this recipe allows you to enjoy a hearty salad with a unique twist. What truly sets it apart is the refreshing basil and arugula pesto that adds a gourmet touch.

Roasted potato salad with spring onions & radishes displayed in a bowl.
Table of Contents

Recipe at a Glance

Best forLunch, Dinner, Gathering
DifficultyEasy
Total time40 minutes
Servings4
Key tipCombine ingredients while potatoes are warm.
Smart swapUse quinoa instead of potatoes for a gluten-free option.

What Ingredients Make This Potato Salad Special?

In the Roasted Potato Salad with Spring Onions and Radishes, the key components play a vital role in the flavor and texture. Baby potatoes serve as the hearty base, while tangy radishes add a delightful crunch. Spring onions infuse a mild onion flavor, elevating the dish further. An unexpected twist comes from the homemade pesto, made by blending arugula and basil with olive oil.

Roasted Potato Salad with Spring Onions & Radishes
baby potatoesProvide a creamy texture and absorb flavors beautifully.
spring onionsAdd a mild, sweet onion flavor that complements the potatoes.
radishesOffer sharpness and crunch, balancing the richness of the potatoes.

Essential Tools for Making This Salad

  • Oven
  • Baking sheet
  • Food processor
  • Large mixing bowl
  • Cooking spoon

How Do You Make Roasted Potato Salad with Spring Onions & Radishes Step by Step?

Crafting the Roasted Potato Salad with Spring Onions and Radishes is straightforward and satisfying. You’ll begin by roasting the potatoes to achieve a crispy exterior and fluffy interior. This simple step enhances their flavor, followed by whip up the dressing for a delightful finish.

Step 1

Preheat the oven to 400°F (200°C).

Step 2

Place the halved baby potatoes on a baking sheet, drizzle with olive oil, and season with salt and pepper.

Step 3

Roast the potatoes for about 25-30 minutes, or until golden and tender.

Step 4

In a food processor, combine arugula, basil, lemon juice, and a pinch of salt and pepper. Blend until smooth to create the pesto.

Step 5

In a large bowl, combine the roasted potatoes, spring onions, and radishes.

Step 6

Toss with the basil arugula pesto until well coated.

Step 7

Serve warm or at room temperature.

Prep time10 minutes
Cook time30 minutes
Store time3 days in the fridge
Nutritional valuesApprox 250 calories per serving

Roasting the potatoes until perfectly golden not only intensifies their flavor but gives them a lovely texture that pairs wonderfully with the crunchy radishes. Creating the fresh pesto from arugula and basil is essential for keeping this dish light and vibrant. Remember, combining the warm potatoes with the pesto while still warm allows the flavors to blend beautifully! Tossing in spring onions at the last moment introduces a fresh, crunchy note.

Avoid These Common Mistakes for a Perfect Potato Salad

If you’re new to making salads, I want to share a few tips that will ensure your Roasted Potato Salad with Spring Onions and Radishes turns out perfect every time! I have learned from my own kitchen mishaps, and I’m here to help you navigate your first attempt.

Mistakes to Avoid

Undercooking PotatoesPotatoes should be golden and tender. If not cooked long enough, they will be hard in the salad. Make sure to give them enough roasting time.
Skipping the PestoThe pesto is what brings this recipe together. If you skip it, the salad lacks moisture and flavor. Always include this step.

Tips for Success

Use Fresh HerbsFresh basil and arugula create a more vibrant taste and aroma. Always opt for fresh over dried.
Let Ingredients CoolAllow the roasted potatoes to cool slightly before tossing with the other ingredients to prevent wilting the arugula.

Remember, the single most important takeaway is to ensure your ingredients are fresh and well-prepared for the best flavor and texture.

Why You Will Adore This Potato Salad

Roasted Potato Salad with Spring Onions and Radishes is one of those dishes that makes me smile just thinking about it. It’s hearty yet refreshing, truly striking a balance between filling and light. This salad is not your average potato salad. It has a vibrant color and tantalizing flavors that are sure to impress.

A Flavor Explosion

This salad is an explosion of flavors and textures. The warmth of the roasted potatoes contrasts perfectly with the crunch of the radishes and the tender greens.

Perfect for Any Gathering

No matter the occasion, this dish is a guaranteed hit. Its unique twists will have your guests coming back for more, all while being simple enough for any home cook to make.

Great Make-Ahead Option

This salad can be made in advance, making it the perfect choice for parties or meal prep. The flavors deepen as it sits, helping to create an even more delicious experience.

Personal Reflection

This recipe holds a special place in my heart, reminding me of warm summer days with friends and family. One favorite tip is to let the potatoes cool just enough to serve!

Fun Variations and Storage Options for Your Salad

This Roasted Potato Salad with Spring Onions and Radishes is fantastic on its own, but I love experimenting with variations. They add a personal touch and keep things interesting in the kitchen.

Creative Twists to Try

For a zesty twist, try adding chopped olives for Mediterranean flair, or season it with smoked paprika for a hint of smokiness. You can also switch it up by adding roasted bell peppers or grilled corn for an added texture. Each variation adds a new layer of flavor!

Ingredient Swaps That Work

If you’re looking for alternatives, you can substitute quinoa for baby potatoes for a gluten-free version. Chopped kale can replace arugula if you prefer a heartier green, or you can use sunflower oil instead of olive oil for a different flavor base while maintaining the integrity of the salad.

Serving Ideas Tailored to Your Dish

This salad pairs beautifully with grilled chicken or fish for a wholesome dinner. It also shines as a side for gourmet burgers during a backyard barbecue. Furthermore, it can be packed nicely for lunch as a refreshing meal option!

Best Practices for Storage and Make-Ahead

This salad is perfect for meal-prepping. Store it in an airtight container for up to three days in the refrigerator for the best flavors. If you want to keep the arugula fresh, consider adding it right before serving instead of with the other ingredients. Always adjust the seasoning if you find it needs more flavor after sitting.

VariationBest forHow to do it
Zesty TwistSummer GatheringsAdd olives for a Mediterranean flair.
Gluten-Free SwapHealthy DietsReplace potatoes with quinoa for a gluten-free version.
Perfect PairingLunch or DinnerServe alongside grilled chicken for a complete meal.
Storage SolutionsMeal PrepStore in an airtight container for up to three days.

More Tasty Recipes to Try Next

After enjoying this delightful salad, you might be inspired to try some equally delicious recipes. Here are some I highly recommend trying!

Potato Salad Recipes RoundupExplore a variety of potato salads that offer unique twists on a classic dish.
Roasted Potato SaladThis recipe combines roasted potatoes and fresh herbs for an unbeatable flavor combination.
Greek Potato SaladExperience Mediterranean flavors with this vibrant and colorful salad.
Crispy potato saladDiscover our crispy potato salad recipe, a delicious twist on the classic that elevates your meals with flavor and texture.

Final Thoughts

Roasted Potato Salad with Spring Onions and Radishes is not just another salad. It’s a celebration of flavors and a chance to transform simple ingredients into something extraordinary. I really enjoy how versatile this dish is, making it suitable for any occasion. And with summer in full swing, this salad shines bright at picnics and gatherings. Don’t forget to experiment with different variations that suit your taste! You can follow my journey of culinary creations on Pinterest. Enjoy and happy cooking!

FAQ

Can I make this salad ahead of time?

Absolutely! You can prepare the roasted potatoes and pesto ahead of time. Just store them separately in the fridge and combine them when you are ready to serve. This salad can be kept fresh for up to three days.

What to serve with this potato salad?

This salad pairs wonderfully with grilled meats or fish. It’s also a great side dish for sandwiches or wraps, adding a vibrant touch to your meal.

Can I add more vegetables to this salad?

Definitely! Feel free to include supplementary vegetables like cherry tomatoes, cucumber, or bell pepper to increase the salad’s nutrition and crunch.

Is this salad gluten-free?

Yes! The ingredients used are naturally gluten-free. If you want to make it a gluten-free dish, ensure all your ingredients are certified gluten-free.

How do I store leftovers?

Store leftovers in an airtight container in the fridge for up to three days. Before serving, give the salad a quick toss to refresh the flavors.

Print
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Roasted potato salad with spring onions & radishes displayed in a bowl.

Roasted Potato Salad with Spring Onions and Radishes

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A fresh and vibrant roasted potato salad featuring spring onions and radishes, perfect for gatherings and weeknight meals.

  • Total Time: 40 minutes
  • Yield: 4 servings 1x

Ingredients

Scale
  • 1 lb baby potatoes
  • 1 bunch spring onions
  • 1 cup radishes
  • 2 cups arugula
  • 1/2 cup fresh basil leaves
  • 1/4 cup olive oil
  • 2 tbsp lemon juice
  • Salt to taste
  • Pepper to taste

Instructions

  1. Preheat the oven to 400°F (200°C).
  2. Place the halved baby potatoes on a baking sheet, drizzle with olive oil, and season with salt and pepper.
  3. Roast the potatoes for about 25-30 minutes, or until golden and tender.
  4. In a food processor, combine arugula, basil, lemon juice, and a pinch of salt and pepper. Blend until smooth to create the pesto.
  5. In a large bowl, combine the roasted potatoes, spring onions, and radishes.
  6. Toss with the basil arugula pesto until well coated.
  7. Serve warm or at room temperature.

Notes

Combine ingredients while potatoes are warm for best flavor. This salad can be made ahead and stored in an airtight container for up to three days in the fridge.

  • Author: vivian-brooks
  • Prep Time: 10 minutes
  • Cook Time: 30 minutes
  • Category: Salad
  • Method: Roasting
  • Cuisine: American
  • Diet: Gluten Free

Nutrition

  • Serving Size: 1 serving
  • Calories: 250
  • Sugar: 2g
  • Sodium: 200mg
  • Fat: 14g
  • Saturated Fat: 2g
  • Unsaturated Fat: 12g
  • Trans Fat: 0g
  • Carbohydrates: 34g
  • Fiber: 4g
  • Protein: 5g
  • Cholesterol: 0mg

About the author

This recipe was crafted by Brooks Vivian, who develops quick and creative vegetarian meals. His focus is on simple, flavorful dishes that fit easily into a busy lifestyle.

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