Lentil Salad with Mustard Vinaigrette

Featured in: Seasonal Treats

This lentil salad blends tender cooked lentils with juicy cherry tomatoes, crisp cucumber, red onion, and fresh parsley. A tangy mustard vinaigrette made from olive oil, red wine vinegar, Dijon mustard, and garlic brings bright flavor. Chilling enhances the taste, making it ideal for a light lunch or side. Adapt with extras like crumbled cheese or extra veggies as desired.

Preparation involves simmering lentils until tender, mixing with fresh vegetables, and tossing with the vinaigrette. Quick to make yet filling and packed with fiber and protein, it suits various dietary needs including gluten- and dairy-free options. Perfect for those seeking a wholesome, fresh dish with a balance of textures and zesty notes.

Updated on Wed, 24 Dec 2025 16:53:00 GMT
Tender lentils mingle with fresh veggies in this colorful lentil salad, ready to enjoy. Pin
Tender lentils mingle with fresh veggies in this colorful lentil salad, ready to enjoy. | cinnamonnest.com

There's something almost meditative about the moment when lentils shift from hard little pebbles to something soft and yielding, ready to absorb whatever flavors you pair them with. I discovered this salad on a Tuesday when I had nothing in the pantry but dried lentils and a vague craving for something substantial that didn't require much thinking. A quick toss with whatever vegetables were lingering in the crisper drawer and a sharp mustard vinaigrette transformed it into something so genuinely delicious that it became my answer to "what should I bring to the potluck?" ever since.

I remember bringing this to a dinner party where I wasn't sure what to expect, mostly because I'd thrown it together while catching up on laundry. A friend came back for thirds and asked for the recipe written down, and I realized that sometimes the best dishes are the ones that don't announce themselves loudly but just quietly become something people ask about.

Ingredients

  • Green or brown lentils: The sturdy kind that hold their shape instead of collapsing into a sad paste, which is why I never reach for red lentils here.
  • Cherry tomatoes: Their natural sweetness balances the vinegar's bite, and halving them keeps the salad from feeling like you're wrestling with awkward chunks.
  • Cucumber: Diced small so every bite has that cool, crisp contrast without the whole thing turning watery as it sits.
  • Red onion: Finely chopped means it melts into the background rather than overpowering, but you still get that pleasant sharpness.
  • Fresh parsley: A handful scattered through keeps everything feeling bright and makes it look like you actually planned this.
  • Extra virgin olive oil: Use one you'd actually taste on its own, because it's doing real work in the vinaigrette.
  • Red wine vinegar: Sharp enough to wake up the whole dish without turning it into a pickle.
  • Dijon mustard: The emulsifier that makes the dressing cling to the lentils instead of sliding to the bottom of the bowl.
  • Garlic: One small clove minced fine so it disperses evenly rather than hitting you with garlic chunks.

Instructions

Cook the lentils with intention:
Rinse them first so they don't cloud up, then simmer them with a bay leaf that perfumes the whole pot as they cook. You want them tender enough to cut easily but still holding their shape, which usually takes about 20 to 25 minutes depending on how old they are.
Build the salad:
Once the lentils have cooled, toss them with your vegetables in one big bowl so everything mingles from the start. This is where you get to taste and decide if you want more of something.
Whisk the vinaigrette with confidence:
Combine the oil, vinegar, mustard, garlic, and seasonings, whisking until it actually emulsifies and clings to itself. If it feels too sharp, that optional touch of honey rounds it out without making it sweet.
Bring it all together:
Pour the dressing over and toss gently so you're coating everything without crushing the lentils into submission. Let it sit in the cold for a little while before serving so the flavors actually get to know each other.
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The real moment I fell for this salad was when I made it for someone who said they didn't like lentils, and they ended up asking if I could teach them how to make it. That's when I knew it wasn't really about the lentils at all.

Why This Becomes Your Go-To

There's a certain freedom in having a salad that doesn't need cheese or protein on top, because the lentils are already doing that job. It's the kind of recipe that sits quietly in your rotation until someone asks what you brought to the party, and then suddenly it feels essential.

The Flexibility Factor

One of the nicest things about this salad is that it genuinely welcomes additions without feeling like you've broken anything. I've stirred in diced bell pepper when I had it, tossed in a handful of spinach because it was there, added shredded carrots when I wanted something sweeter. It adapts without complaining, which is a quality you learn to appreciate in a recipe.

Making It Your Own

Some people crumble feta or goat cheese on top for extra richness, which turns it into something that feels more indulgent. Others make it vegan by swapping the honey for maple syrup without losing any of the balance. The vinaigrette is the through-line that holds it all together, so long as that's right, everything else is your call.

  • If you're bringing this somewhere, pack the vinaigrette separately and dress it just before serving so it doesn't get soggy.
  • Cold lentils absorb flavors more readily, so taste it again after it's been chilled and adjust the seasoning because what worked at room temperature might need a small correction.
  • This salad keeps for several days in the refrigerator, making it perfect for breakfasts or quick lunches when you don't feel like cooking.
A refreshing bowl of lentil salad, tossed with a tangy vinaigrette, features bright tomatoes and cucumber. Pin
A refreshing bowl of lentil salad, tossed with a tangy vinaigrette, features bright tomatoes and cucumber. | cinnamonnest.com

This is the kind of salad that teaches you something small every time you make it, whether it's about timing or taste or just what you feel like eating. That's worth keeping around.

Recipe FAQ

How do I cook lentils for the salad?

Simmer lentils with water, bay leaf, and a pinch of salt for 20-25 minutes until tender but not mushy. Drain and cool before mixing.

Can I prepare the salad ahead of time?

Yes, chill the salad for 15-30 minutes or refrigerate up to a day to allow flavors to meld and enhance taste.

What can I use instead of honey in the dressing?

Maple syrup is a suitable alternative to provide natural sweetness without altering the dressing’s balance.

Are there variations to add more vegetables?

Adding diced red bell pepper, chopped spinach, or shredded carrots can increase crunch and nutritional value.

Is this salad suitable for special diets?

This salad is vegetarian, gluten-free, dairy-free as prepared, and high in fiber, making it compatible with various dietary preferences.

Lentil Salad with Mustard Vinaigrette

Hearty lentils combined with fresh tomatoes, cucumber, and a tangy mustard dressing for a vibrant dish.

Prep duration
15 min
Cooking duration
25 min
Total duration
40 min

Category Seasonal Treats

Difficulty Easy

Origin International

Yield 4 Servings

Dietary requirements Vegetarian, Dairy-free, Gluten-free

Ingredients

Lentils

01 1 cup dried green or brown lentils, rinsed
02 3 cups water
03 1 bay leaf
04 1/2 teaspoon salt

Vegetables

01 1 cup cherry tomatoes, halved
02 1 cup cucumber, diced
03 1/4 cup red onion, finely chopped
04 1/4 cup fresh parsley, chopped

Mustard Vinaigrette

01 3 tablespoons extra virgin olive oil
02 1 1/2 tablespoons red wine vinegar
03 1 teaspoon Dijon mustard
04 1 teaspoon honey or maple syrup (optional)
05 1 small garlic clove, minced
06 1/4 teaspoon salt
07 1/4 teaspoon black pepper

Directions

Step 01

Cook Lentils: Combine lentils, water, bay leaf, and salt in a saucepan. Bring to a boil, reduce heat and simmer uncovered for 20 to 25 minutes until lentils are tender but intact. Drain, discard the bay leaf, and cool to room temperature.

Step 02

Combine Vegetables and Lentils: In a large bowl, mix cooked lentils with cherry tomatoes, cucumber, red onion, and parsley.

Step 03

Prepare Vinaigrette: Whisk together olive oil, red wine vinegar, Dijon mustard, optional honey or maple syrup, garlic, salt, and pepper in a small bowl or jar until emulsified.

Step 04

Dress Salad: Pour vinaigrette over lentil mixture and toss gently to combine. Adjust seasoning to taste.

Step 05

Chill and Serve: Refrigerate for 15 to 30 minutes before serving. Serve chilled or at room temperature.

Necessary tools

  • Saucepan
  • Colander
  • Large mixing bowl
  • Small bowl or jar
  • Whisk
  • Cutting board and knife

Allergy information

Review ingredients carefully for potential allergens and consult with a healthcare provider if you're uncertain.
  • Contains mustard.

Nutritional information (per serving)

These values are approximate guidelines only and shouldn't replace professional medical advice.
  • Calories: 240
  • Fat: 8 g
  • Carbs: 32 g
  • Protein: 10 g