Lemon Tuna Kale Salad is a fresh, nourishing meal with crisp greens, flaky tuna, and a bright lemon vinaigrette.
I made this because my body really needed a good, fresh boost. It’s always a relief to use up leafy greens before they lose their crispness, especially since my fridge drawer has definitely claimed a few victims in the past. Instead of letting this haul go unused, I turned it into a simple, delicious salad.
This recipe was born out of a lucky find. I was over the moon when I stumbled upon fresh kale at our local wet market. If you live in the Philippines, you know fresh kale isn’t something you casually run into while doing your palengke run! You can just imagine how thrilled I was, weaving through the crowded, humid aisles and enduring the sticky, sweltering heat just to bring this bundle home.
Since I made this batch and loved how it turned out, I figured I might as well share it with you! Grab your bowl, and let’s get right into it.
TABLE OF CONTENTS
Why You’ll Love This Recipe
- Relies on simple pantry staples. Aside from the fresh kale, it uses budget-friendly items you likely already have on hand, like canned tuna, cucumber, red onion, and lemon.
- No soggy greens. Sturdy kale holds up well against dressing, so it won’t instantly wilt or turn mushy like delicate lettuce.
- Zero cooking required. Canned tuna gives you quick, easy protein without having to turn on the stove, keeping prep to about 10 minutes.
- Clean and light flavor. A quick squeeze of fresh lemon and olive oil cuts through the richness of the tuna and softens the raw bite of the kale.
Ingredients for Lemon Tuna Kale Salad
Fresh kale. Sturdy enough that it won’t wilt right away under a heavy dressing. A quick massage with lemon and oil softens up the tough leaves and takes off the raw bitter edge.
Canned tuna. Simple, low-effort protein. Flaked tuna packed in water keeps the base light.
Cucumber, tomatoes, and red onion. Cucumbers bring a crisp crunch, tomatoes add a little juicy sweetness, and red onion adds a sharp bite to balance out the tuna.
Parm or feta. Adds a good salty kick.
Lemon juice. Brightens everything up, cuts through the rich tuna, and helps break down the tough kale while you toss the salad.
Extra virgin olive oil. Smooths out the sharp citrus and coats the leaves so every bite gets flavor.
Dijon mustard. Helps the oil and lemon juice stay combined while adding a subtle tangy depth. Regular mustard works fine if that’s what you have in the fridge.
Honey. Just a small splash to round out the sharp lemon and mustard without making the dressing taste too sweet.
How to Make Lemon Tuna Kale Salad
In a large salad bowl, whisk together the olive oil, lemon juice, Dijon mustard, honey, garlic, salt, and pepper until emulsified.
Add the chopped kale straight to the bowl. Wash your hands first, then use them to massage the leaves with the dressing for 1 to 2 minutes. Your hands are genuinely the best tool for this, as the warmth and pressure break down the tough fibers so the kale becomes tender, turns a deeper green, and loses its raw bitterness.
Add the drained tuna, cucumber, tomatoes, and red onion. Then, toss or combine everything gently so the dressing evenly coats all the fresh ingredients without breaking up the tuna too much.
Transfer to a salad plate, gently sprinkle with Parmesan or feta, if using, and serve right away.
Notes
Pat your cucumber and diced tomatoes dry with a paper towel before adding them. Extra moisture dilutes the dressing, so drying them off keeps the lemon vinaigrette bright and clinging to every leaf instead of pooling watery at the bottom of your plate.
You can also print out the recipe card right here if you like having it on the counter while you prep!
Lemon Tuna Kale Salad
Equipment
- large salad bowl
- knife and cutting board
- citrus juicer
Ingredients
- 150g fresh kale stems removed and leaves chopped
- 1 can chunk tuna in water drained
- 1 small cucumber thinly sliced
- 1 small red onion thinly sliced
- 2 small tomatoes diced
- 2 tbsp grated Parmesan or crumbled feta optional
For the vinaigrette:
- 2 tbsp extra virgin olive oil
- 1½ tbsp fresh lemon juice
- 1 tsp dijon mustard
- 1 tsp honey
- ½ tsp garlic finely minced or grated
- salt and freshly cracked black pepper to taste
Instructions
- In a large bowl, whisk together the olive oil, lemon juice, Dijon mustard, honey, garlic, salt, and pepper.
- Add the chopped kale and massage it with the dressing for 1-2 minutes until the leaves soften and become a deeper green.
- Add the tuna, tomatoes, cucumber, and red onion.
- Toss gently until everything is evenly coated.
- Sprinkle with Parmesan or feta, if using, and serve immediately.
What to Serve With Lemon Tuna Kale Salad
Crusty Sourdough or Focaccia. A slice of warm sourdough or olive oil focaccia turns this light salad into a real meal. It adds a cozy touch to your plate and gives you something to scoop up the leftover lemon dressing at the bottom of the bowl.
Bowl of Warm Soup. Pairing a fresh, cold salad with a warm soup makes lunch feel complete. Tomato soup adds a gentle sweetness that balances the tart lemon dressing, while a light vegetable or bean soup keeps things simple and filling.
Crispy Roasted Potatoes. Roasted sweet potato wedges or crispy baby potatoes bring a warm, savory contrast to the raw crunch of the kale. The soft center and crispy edges of the potatoes go really well with the savory tuna.
Jammy Soft-Boiled Egg. Adding a soft-boiled egg with a runny yolk on the side is an easy way to make the salad more filling. The rich yolk tastes amazing with the lemon, garlic, and mustard flavors in the dressing.
Meal Prep and Storage
Save the dressing for later. If you are prepping this salad ahead for weekday lunches, massage the kale with the lemon dressing first, but keep the cucumber, tomatoes, and tuna in separate containers. Add them right before eating so the vegetables stay crunchy and the tuna stays fresh.
Kale gets better in the fridge. Unlike delicate leafy greens, dressed kale actually holds up well overnight in an airtight container. The leaves soften even more as they sit in the vinaigrette without turning soggy.
Additional Notes and Tips
- Try different greens. If raw kale is too tough for your taste, swap half of it for baby spinach or chopped romaine. You won’t need to massage those greens, just toss them right in before serving.
- Mix up the protein. Salmon or drained chickpeas all work great with this exact lemon vinaigrette if you run out of tuna.
- Tone down raw red onion. If red onion feels a bit too sharp or strong, soak the thin slices in a small bowl of cold water for 5 minutes before tossing them into the salad. This removes the harsh bite while keeping the fresh crunch.
- Toast your seeds or nuts. A tablespoon of toasted sunflower seeds, pine nuts, or slivered almonds adds a rich, nutty crunch that balances the bright lemon dressing.
Products I Used For This Recipe
More Salad Recipes to Try
Let’s connect!
Did you try this Lemon Tuna Kale Salad?
I would love to hear what you think if you give it a try! Please leave a comment and a star rating below to let me know how it turned out for you. If you take a picture of your bowl, tag me on Instagram @barelysalted. I would be so excited to share your photo :))
Thank you for stopping by! ❤️
Warmly,
Jezelle
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