Fresh Italian Tuna Salad

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Whip up a light tuna dish with Mediterranean flair. Combine Yellowfin tuna, juicy tomatoes, olives, chopped parsley, onions, and a hint of garlic. Dress it with olive oil, a squeeze of lemon, and sea salt. Whether as a light lunch, on bread, or over greens, this no-mayo dish is bursting with flavor. It’s quick, healthy, and a great way to enjoy more Omega-3s while keeping things simple and fresh.

Aisha
Updated on Wed, 14 May 2025 03:16:30 GMT
A fork resting on a plate filled with food. Pin it
A fork resting on a plate filled with food. | cookingflavor.com

This filling Mediterranean tuna mix has upgraded my midday meals with its bold flavors and quick prep. Loaded with colorful veggies, tangy olives, and coated in olive oil with fresh lemon instead of mayonnaise, it's a protein-packed dish that reminds me of dining along the Italian coast.

I came across this tuna approach during my time at a small Italian eatery back in Rhode Island. Their version was too strong on the fish notes for me, so I tweaked it into what I now call my "picky-eater" version that's become my standard protein choice for lunch breaks.

Ingredients

  • Yellowfin Tuna: kept in its Pure Olive Oil to create built-in dressing and top-notch taste
  • Fresh chopped tomatoes: bring juicy pops and authentic Mediterranean vibes
  • Fresh parsley: adds that garden-fresh kick that makes everything taste better
  • Black olives: give salty depth and true Italian character
  • Sweet yellow pepper: offers satisfying crunch and gentle sweetness
  • Red onion: provides just enough bite to balance everything out
  • Green olives: bring extra chew and sunny Mediterranean notes
  • Fresh garlic: weaves aromatic magic throughout the mix
  • Lemon juice: lifts all flavors with its zippy tang
  • Sea salt: pulls together the taste profile without dominating

Step-by-Step Instructions

Open the Tuna:
Pop open your tuna cans right over the mixing bowl. Don't drain anything as that olive oil makes your perfect dressing. Lightly break apart the bigger chunks while keeping some texture. Good yellowfin has gorgeous flakes worth keeping intact.
Prep the Vegetables:
Cut all veggies into small, even bits about 1/4 inch across for balanced taste in every bite. Squeeze out extra moisture from tomatoes so your mix stays firm. Chop the parsley finely and stick mostly to the leaves not stems for better texture.
Combine Ingredients:
Toss in all your cut veggies, herbs, olives and seasonings with the tuna. Wait until everything's in before mixing to avoid smashing the tuna too much. You want to keep those nice flakes instead of turning it into mush.
Final Toss:
Using gentle turning movements, mix everything just enough to blend it all together. The oil from your tuna will naturally cover everything while the lemon adds brightness. Give it a taste and add more seasoning if needed, though the olives usually add enough salt.
A sandwich with meat, lettuce, tomato, and black olives. Pin it
A sandwich with meat, lettuce, tomato, and black olives. | cookingflavor.com

I've got to say parsley is the hidden star in this dish. Most folks think it's just for looks, but in Italian food it's a key flavor player. An Italian grandma once taught me that parsley deserves the same respect as any other herb. She'd snip fresh sprigs from her kitchen windowsill for every meal and swore that market-bought just wasn't the same.

Serving Suggestions

This adaptable tuna mix works in so many ways. Go traditional by loading it onto ciabatta with maybe a few extra tomato slices. The crusty bread catches all those tasty drips of olive oil and juices. Want something lighter? Pile it on fresh greens with lemon wedges for a fancy-looking lunch.

When you've got friends over, try spooning little amounts onto cucumber rounds or endive leaves as finger food. It looks fancy but takes almost no effort. And it tastes amazing with a cold glass of Pinot Grigio or other crisp white wine.

Ingredient Substitutions

Yellowfin tuna gives the best results, but solid albacore works in a pinch. Just make sure it's packed in olive oil not water to keep that true Italian flavor. If you can't find good fresh tomatoes, try using sun-dried ones instead for intense flavor during off-seasons.

If you're watching your salt intake, cut the olives in half and add more crunchy veggies like cucumber or celery. You can play around with different herbs too, though parsley is the classic. Basil makes a wonderful summer switch when it's growing everywhere.

Storage Tips

This tuna mix stays fresh up to two days in the fridge. Keep it in a sealed glass container instead of plastic so it won't take on funky smells. The flavors actually get better after sitting for a few hours as everything mingles together. If you're planning sandwiches for later, store the tuna mix apart from your bread and put them together right before eating to avoid sogginess.

For the tastiest results, let the cold salad sit out for about 10 minutes before eating, since chilling can dull those olive oil flavors. Give it a gentle stir before serving to mix up any dressing that's settled at the bottom.

A plate of salad with a fork. Pin it
A plate of salad with a fork. | cookingflavor.com

Frequently Asked Questions

→ Which tuna type works best for this dish?

Yellowfin tuna in olive oil adds a rich touch, but you can switch to Albacore if you prefer.

→ Can I swap out the veggies?

Sure! Try using cucumbers or celery to mix things up while sticking to low-carb choices.

→ What are the ways to serve this tuna mix?

It’s flexible! Eat it alone, on bread, or toss it over leafy greens for variety.

→ How long will this salad keep in the fridge?

Store in an airtight container for two days to keep flavors fresh.

→ Is this keto-friendly?

Yes—it’s low in carbs and full of healthy fats from olive oil and tuna, making it keto-approved.

Fresh Italian Tuna

Tuna mixed with olive oil and fresh veggies, a tasty low-carb option.

Prep Time
10 Minutes
Cook Time
~
Total Time
10 Minutes
By: Aicha

Category: Main Dishes

Difficulty: Easy

Cuisine: Italian

Yield: 4 Servings

Dietary: Low-Carb, Gluten-Free, Dairy-Free

Ingredients

01 2 tins of Yellowfin Tuna packed in olive oil (don’t drain the oil)
02 1 to 1 ¼ cups of diced, drained tomatoes
03 1 tablespoon of freshly squeezed lemon juice
04 ½ sweet yellow pepper, cut into small pieces
05 3 ounces of black olives, sliced up
06 ¼ cup of green olives (no pimento), roughly chopped
07 ¼ teaspoon of fine sea salt
08 ½ cup of parsley leaves, chopped
09 1 clove of garlic, minced
10 2 tablespoons of finely diced red onion

Instructions

Step 01

Push the tuna into a big bowl and gently break it into chunks. Don’t mash it too much.

Step 02

Pour all the other ingredients into the bowl. At this point, skip stirring to avoid squashing the tuna.

Step 03

Carefully combine everything. Eat it as a salad, tuck it into a sandwich, or stash it in the fridge for later (up to 2 days).

Notes

  1. Here’s a Mediterranean-style tuna dish that’s packed with flavor and low in carbs. Perfect for a midday meal!

Tools You'll Need

  • A big bowl for mixing
  • Something to stir with, like a fork or spoon
  • A sharp knife to chop veggies

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Includes fish

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 125
  • Total Fat: 5 g
  • Total Carbohydrate: 5 g
  • Protein: 14 g