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Roasted Vegetable Salad shines with caramelized vegetables, salty feta, toasted pecans, and lemon-balsamic balance. High-heat roasting builds flavor effortlessly, making this salad taste exceptional either warm or at room temp!

Caramelized vegetables and feta served on simple white plate.
Fresh red grapes nestled among caramelized vegetables and greens.

A Quick Look At The Recipe

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Prep Time

15 minutes

Cook Time

45 minutes

Total Time

1 hour

Servings

4 servings

Difficulty

Easy—mostly hands-off once the vegetables are in the oven.

Calories *

568 kcal per serving

Technique

Roast vegetables until deeply browned, finish with lemon, then toss with greens and a light vinaigrette.

Flavor Profile

Savory, lemony, herbaceous, with sweet roasted notes and salty feta.

* Based on nutrition panel

I loved the tip about roasting until the vegetables were actually browned, not just soft. The squeeze of lemon at the end made such a difference, and the feta with the warm veggies was perfect. This is going straight into my weekly rotation! ⭐⭐⭐⭐⭐

Lauren

Why This Salad Works

  • Deep roasting builds flavor. High heat caramelizes the cauliflower, sweet potatoes, and onions, giving the salad real substance.
  • Warm–cold contrast. Tossing warm vegetables with crisp greens makes the salad feel comforting but still fresh.
  • Balanced vinaigrette. The lighter oil-to-vinegar ratio keeps the salad bright instead of heavy.
  • Flexible by design. Serve it vegetarian, add grilled chicken, or let it shine as a simple side dish.

This roasted vegetable salad started as a “clean out the fridge” dinner and quickly became something I make on purpose. Lemon and rosemary keep it lively, while feta adds a sharper contrast than goat cheese with warm vegetables, similar to the balance in this kale sweet potato salad and the crunch-forward healthy kale and cabbage slaw salad.

I’ve eaten endless variations of this salad, sometimes with Italian salad dressing, other times with champagne vinaigrette, depending on what I’m serving it with. Of course, most often with the lemon balsamic vinaigrette featured in this recipe! It’s forgiving, adaptable, and one of those recipes that genuinely improves the more you make it. On colder nights, I’ll pair it with a small bowl of Italian sausage soup and call dinner done.

Ingredients & Substitutions

Cauliflower, sweet potatoes, onions, and tomatoes prepped for roasting.
Ingredients for lemon balsamic vinaigrette arranged on countertop.
Salad ingredients prepared separately before combining with roasted vegetables.
  • Cauliflower: Roasts beautifully and absorbs the lemon and herbs without becoming heavy. Cut into evenly sized florets for consistent browning.
  • Sweet Potatoes: Add natural sweetness and balance the acidity of the vinaigrette.
  • Yellow Onions: Roast until just caramelized; separating the layers helps them brown instead of steam. Yellow onions roast sweeter than red onion, which can stay sharper when baked.
  • Fresh Rosemary & Thyme: Earthy herbs that stand up to high heat and lemon.
  • Lemon Juice: Added after roasting to keep the flavor bright and fresh. If you like, add a handful of fresh basil to soften the lemon edge.
  • Feta Cheese: Salty and crumbly—my preferred choice here over goat cheese for contrast. Finish with shaved parmesan and fresh parsley or oregano for a different herb profile.
  • Red Grapes & Toasted Pecans: Optional, but they add sweetness and crunch that make the salad feel complete.
  • Leafy Greens (Kale & Romaine): I like a mix for texture, but all-kale works well if you prep it properly, like I do in this chopped kale salad.Peppery arugula also works in place of romaine!
  • Both extra virgin olive oil and avocado oil work well at this temperature.

See the recipe card below for full ingredients and quantities.

Variations on Roasted Veggie Salad

  • Add protein. Top with grilled rosemary chicken using my method for how to cook moist chicken breast, or serve alongside a simple roast chicken for a complete meal. A scoop of quinoa turns this into a complete grain-based bowl.
  • Make it fully vegan. Skip the feta and add extra toasted nuts or a spoonful of hummus on the side. Add roasted chickpeas, almonds, or sunflower seeds for protein and crunch. I’d recommend a drop of maple syrup in the vinaigrette to balance bitterness if skipping cheese.
  • Lean into seasonality. Swap sweet potatoes for butternut squash or add roasted tomatoes in late summer. Try seasonal swaps like zucchini, carrots, or asparagus, adjusting roast time for tenderness. Roasted brussels sprouts work especially well here in colder months!
Roughly chopped pecans topping warm roasted vegetables and greens.

Professional Tips

  • Don’t crowd the pan. If the vegetables are piled up, they’ll steam instead of roast. Use two sheet pans if needed. If adding garlic, toss it in halfway through roasting to prevent bitterness.
  • Roast until browned, not just tender. Color equals flavor here—don’t pull them too early.
  • Finish with lemon off heat. This keeps the acidity fresh and prevents bitterness.

How to Make Roasted Vegetable Salad

Vegetables tossed with oil, herbs, salt, and pepper.
Unbaked cauliflower and sweet potatoes arranged evenly before roasting.
Cauliflower and sweet potatoes roasted until golden and tender.
Dressing ingredients measured in cup before whisking together.

Step 1: Roast the vegetables. Preheat the oven to 400°F. Toss cauliflower, sweet potatoes, onions, tomatoes, rosemary, thyme, oil, salt, and pepper until lightly coated. Spread in a single layer on a rimmed baking sheet (photos 1 & 2).

Add the cherry tomatoes during the last 15 minutes to prevent collapse.

Step 2: Bake until caramelized. Roast for 40–50 minutes, turning every 15 minutes, until deeply browned and fork-tender. If needed, briefly broil at the end for extra color (photo 3).

Step 3: Finish with lemon. Remove from the oven and immediately squeeze lemon juice over the hot vegetables. Gently toss to distribute.

Lemon balsamic vinaigrette shaken in glass jar until emulsified.
Light lemon balsamic vinaigrette poured over assembled salad ingredients.

Step 4: Make the vinaigrette. Whisk together balsamic vinaigrette, olive oil, shallot, rosemary, Dijon, lemon juice, salt, and pepper until emulsified (photos 4 & 5).

Combine all dressing ingredients before adjusting seasoning.

Step 5: Assemble. Toss greens with roasted vegetables, grapes, pecans, feta, and vinaigrette. Top with sliced grilled chicken if using (photos 6 & 7).

Crumbled feta cheese scattered over roasted vegetables and greens.

Chef Lindsey’s Recipe Tip

Taste the roasted vegetables before assembling the salad. Adjust salt and lemon while they’re still warm because this is your best chance to lock in flavor.

Recipe FAQs

What is the secret to crispy roasted vegetables?

The secret to crispy roasted vegetables is using high heat (400°F), enough oil to lightly coat—not drown—the vegetables, and giving them space on the pan. Overcrowding traps steam, which prevents browning. Vegetables should be dry before seasoning and spread in a single layer so moisture can evaporate and caramelization can occur.

What temperature is best for roasting vegetables?

The best temperature for roasting vegetables is 400°F. This temperature is hot enough to drive off moisture and promote caramelization without burning herbs or sugars. Lower temperatures tend to soften vegetables without browning, while higher temperatures require very close monitoring. The acidity comes later—vinegars like apple cider vinegar or red wine vinegar work best in the dressing, not the roasting pan.

Why aren’t my roasted vegetables crispy or caramelizing?

Roasted vegetables don’t crisp or caramelize when the pan is overcrowded, the oven isn’t fully preheated, or excess moisture is present. Using too little oil can also prevent browning, as oil helps conduct heat across the vegetable surface.

Colorful roasted vegetables and greens with serving spoon nearby.

If you tried this recipe and loved it please leave a 🌟 star rating and let me know how it goes in the comments below. I love hearing from you; your comments make my day!

Warm Lemon Rosemary Roasted Potato Salad
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Fresh red grapes nestled among caramelized vegetables and greens.
5 from 3 ratings

Roasted Vegetable Salad

This Roasted Vegetable Salad features caramelized cauliflower, sweet potatoes, onions, and tomatoes tossed with greens, feta, toasted pecans, and a light lemon balsamic vinaigrette. Serve as a vegetarian main or with grilled rosemary chicken.
Prep: 15 minutes
Cook: 45 minutes
Total: 1 hour
Servings: 4 servings

Ingredients  

For the Roasted Vegetables

For the Salad

For the Light Lemon Balsamic Vinaigrette

Instructions 

  • Preheat the oven to 400°F. Line one or two large rimmed baking sheets with parchment paper or lightly oil them.
  • In a large bowl, combine cauliflower, sweet potatoes, onions, tomatoes, rosemary, thyme, olive oil, salt, and pepper. Toss until the vegetables are evenly coated and lightly glossy, with no excess oil pooling in the bowl.
  • Spread vegetables in a single layer on the prepared baking sheet(s). Roast for 40–50 minutes, stirring and turning every 15 minutes, until the cauliflower is deeply golden, the sweet potatoes are fork-tender, and the onions are lightly caramelized.
  • Remove vegetables from the oven and immediately drizzle with the lemon juice. Gently toss to distribute.
  • In a bowl or measuring cup, whisk together balsamic vinaigrette, olive oil, shallot, rosemary, Dijon, lemon juice, salt, and pepper until fully emulsified.
  • In a large serving bowl, combine kale and romaine. Top with warm roasted vegetables, red bell pepper, grapes, feta, and pecans. Drizzle with vinaigrette and toss gently to coat.
  • Serve warm or at room temperature. Top with sliced grilled rosemary chicken if desired.

Notes

  • Yield: Serves 4 as a main salad or 6 as a side
  • Flavor Tip: Feta provides a saltier, more pronounced contrast than goat cheese with warm vegetables
  • Technique: If the vegetables are tender but pale, broil for 1–3 minutes at the end for deeper browning.
  • Storage: For leftovers, store roasted vegetables and dressing separately for up to 3 days refrigerated

Nutrition

Calories: 568kcal | Carbohydrates: 53g | Protein: 10g | Fat: 37g | Saturated Fat: 8g | Polyunsaturated Fat: 6g | Monounsaturated Fat: 22g | Cholesterol: 25mg | Sodium: 1148mg | Potassium: 1049mg | Fiber: 10g | Sugar: 22g | Vitamin A: 22330IU | Vitamin C: 87mg | Calcium: 287mg | Iron: 3mg
Course: Main Course, Salad
Cuisine: American, Mediterranean
Calories: 568
Like this? Leave a comment below!

Before You Go

I hope you enjoyed this vibrant, comforting salad. Be sure to explore our other chef-tested salad recipes for easy, flavor-forward meals any night of the week.

Warm Lemon Rosemary Roasted Potato Salad

Hi, I’m Chef Lindsey!

I am the baker, recipe developer, writer, and photographer behind Chef Lindsey Farr. I believe in delicious homemade food and the power of dessert!

5 from 3 votes (1 rating without comment)

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Recipe Rating




24 Comments

  1. 5 stars
    I loved the tip about roasting until the vegetables were actually browned, not just soft. The squeeze of lemon at the end made such a difference, and the feta with the warm veggies was perfect. This is going straight into my weekly rotation!

  2. 5 stars
    The “potato and onion” portion of the salad has become a staple in my house. We use it as a side for dinner all the time! However, the warm salad is truly amazing once all the ingredients are combined! I’ve also made it with goat cheese, and oh my goodness, is it amazing!

  3. I love warm salads too! There’s something comforting about them, also roasted veggies with rosemary is one of my favorite combinations. Can’t wait to try!

  4. If I was cooking for just me, this salad is exactly the kind of meal I would want. Actually, its exactly the kind of meal I want even when I am cooking for my family! With tiny tweaks here and there, this would please the vegetarian, the carnivore, and the vegetarian-gluten free in my house. Any time I can prepare just one recipe for everyone is a win!