Fresh Italian Tuna Salad

Section: Fresh and Vibrant Salad Recipes

This Fresh Italian Tuna Salad blends Yellowfin tuna packed in olive oil with tomatoes, red onion, olives, garlic, and parsley for a vibrant and nourishing dish. The olive oil doubles as a natural dressing, complemented by lemon juice and sea salt. It is perfect as a low-carb lunch or sandwich filling. Quick to prepare and naturally gluten-free, this protein-rich salad highlights Mediterranean simplicity. Enjoy it over greens, on ciabatta, or served as a light appetizer. Versatile, satisfying, and ideal for meal prep, it’s a refreshing lunch option packed with Omega-3s and flavor.

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Published By Ioana
Updated on Thu, 03 Jul 2025 13:56:58 GMT
A plate of Italian tuna salad. Bookmark
A plate of Italian tuna salad. | ioanacooks.com

This hearty Italian tuna salad has transformed my weekday lunches with its fresh Mediterranean flavors and simple preparation. Packed with vibrant vegetables, olives, and dressed in olive oil and lemon juice instead of mayo, this recipe delivers a protein-rich meal that tastes like summer in Italy.

I first discovered this style of tuna salad while working at an Italian diner in Rhode Island years ago. Though I initially found their version too fishy for my taste it inspired me to create my own fussy girl adaptation that has since become my go to protein packed lunch.

Ingredients

  • Yellowfin Tuna in olive oil not drained: adds natural dressing and authentic flavor
  • Fresh diced tomatoes drained: prevent sogginess while adding juicy Mediterranean brightness
  • Fresh parsley chopped: for herbal freshness and balance
  • Black olives sliced: offer depth and traditional Italian flair
  • Sweet yellow pepper diced: for color crunch and gentle sweetness
  • Red onion finely chopped: to add a sharp edge without overwhelming
  • Green olives chopped: for layered saltiness and briny balance
  • Fresh garlic minced: gives punchy complexity
  • Fresh lemon juice: brightens the salad and ties ingredients together
  • Sea salt: enhances natural flavors without overpowering

Step-by-Step Instructions

Open the Tuna:
Carefully open the tuna cans directly into your mixing bowl. The key is to drain nothing as the olive oil becomes your dressing. Gently break up larger chunks while still maintaining some texture. Quality yellowfin tuna will have beautiful large flakes that deserve preservation.
Prep the Vegetables:
Dice all vegetables to a uniform small size about one quarter inch to ensure balanced flavor in each bite. Make sure to drain excess liquid from tomatoes to prevent a watery salad. The parsley should be finely chopped focusing on leaves rather than stems for best texture.
Combine Ingredients:
Add all prepared vegetables herbs olives and seasonings to the bowl with tuna. Hold off on mixing until everything is added to prevent overworking the tuna. The goal is to maintain those beautiful flakes rather than creating tuna mush.
Final Toss:
With gentle folding motions combine all ingredients just until evenly distributed. The olive oil from the tuna will naturally coat everything while the lemon juice brightens the flavors. Taste and adjust seasoning if needed though the olives typically provide sufficient saltiness.
A salad with tuna, tomatoes, corn, olives, and lettuce. Bookmark
A salad with tuna, tomatoes, corn, olives, and lettuce. | ioanacooks.com

The parsley is actually my secret favorite ingredient in this recipe. While many people treat it as a mere garnish in Italian cooking it plays a crucial flavor role. I learned from an Italian grandmother that parsley should be treated with the same respect as basil or oregano. She would clip fresh parsley from her garden window box for every meal insisting that store bought was never quite the same.

Serving Suggestions

This versatile tuna salad truly shines in multiple presentations. For a traditional approach pile it generously on ciabatta bread with perhaps a few extra slices of tomato. The crusty Italian bread provides the perfect vehicle for capturing any escaped olive oil and juices. For a lighter option serve it atop mixed greens with a few lemon wedges for an elegant lunch salad.

For entertaining consider serving this as an appetizer by spooning small portions onto cucumber slices or endive leaves. The presentation looks impressive while remaining effortlessly simple. It also pairs beautifully with a chilled glass of crisp white wine like Pinot Grigio.

Ingredient Substitutions

While yellowfin tuna creates the best texture and flavor you can substitute solid albacore in a pinch. Just ensure it is packed in olive oil rather than water for authentic Italian flavor. If fresh tomatoes are not at their peak sun dried tomatoes can provide concentrated flavor especially in winter months.

For those watching sodium intake reduce the olives by half and add more fresh vegetables like cucumber or celery for crunch. You can also experiment with different fresh herbs though parsley remains the classic choice. Basil makes a wonderful summer variation when it is plentiful.

Storage Tips

This tuna salad keeps beautifully for up to two days in the refrigerator. Store it in an airtight glass container rather than plastic to prevent absorbing flavors. The flavors actually improve slightly after a few hours as the ingredients mingle. If making ahead for sandwiches store the salad separately from bread and assemble just before eating to prevent sogginess.

For best results allow refrigerated salad to sit at room temperature for 10 minutes before serving as cold temperatures can dull the flavors of olive oil. Give it a gentle toss before serving to redistribute any settled dressing.

A close up of a salad with tuna, tomatoes, corn, olives, and lettuce. Bookmark
A close up of a salad with tuna, tomatoes, corn, olives, and lettuce. | ioanacooks.com

Frequently Asked Questions About Recipes

→ What type of tuna works best for this salad?

Yellowfin Tuna packed in olive oil works wonderfully as it adds richness to the salad. Albacore tuna can also be used if preferred.

→ Can I substitute the vegetables in the salad?

Yes, you can customize the salad with other low-carb vegetables like cucumber or celery while keeping the flavors balanced.

→ How can I serve this Italian Tuna Salad?

This salad is versatile. Serve it as a stand-alone dish, pair it with ciabatta for a sandwich, or enjoy it over a bed of greens.

→ How long does this tuna salad stay fresh?

It stays fresh in the refrigerator for up to two days. Store it in an airtight glass container for best results.

→ Is this salad gluten-free?

Yes, it is naturally gluten-free when served as a salad. Just avoid sandwiching it in bread containing gluten.

Fresh Italian Tuna Salad

Italian-style tuna salad with olives, tomato, and lemon. No mayo needed.

Time Needed to Prep
10 minutes
Cooking Duration
~
Overall Time
10 minutes
Published By: Ioana

Category of Recipe: Salads

Preparation Difficulty: Easy to Make

Type of Cuisine: Italian

Number of Portions: 4 How Many It Serves (1 medium salad bowl)

Dietary Preferences: Low-Carb Friendly, No Gluten, Dairy-Free Suitable

Ingredients You'll Need

→ Salad Base

Ingredient 01 2 cans Yellowfin tuna in pure olive oil, undrained
Ingredient 02 1 1/4 cups diced tomatoes, drained
Ingredient 03 1/2 cup chopped parsley leaves
Ingredient 04 3 ounces sliced black olives
Ingredient 05 1/2 large sweet yellow pepper, diced
Ingredient 06 1/4 cup finely diced red onion
Ingredient 07 1/4 cup chopped green olives without pimento
Ingredient 08 1 clove garlic, minced
Ingredient 09 1 tablespoon fresh lemon juice
Ingredient 10 1/4 teaspoon sea salt

Steps to Follow

Step 01

Open the tuna cans and add contents directly into a large mixing bowl, preserving the olive oil. Gently break apart larger flakes while maintaining some texture.

Step 02

Dice tomatoes, pepper, onion, parsley, garlic, and olives into small uniform pieces. Drain tomatoes well to avoid excess moisture.

Step 03

Add diced vegetables, olives, garlic, lemon juice, and sea salt to the bowl with tuna. Do not mix yet.

Step 04

Gently fold all ingredients together just until evenly distributed. Avoid overmixing to preserve the tuna flakes. Adjust seasoning if needed.

Extra Tips

  1. Perfect for meal prep, this tuna salad stays fresh in the refrigerator for up to two days and develops even better flavor after resting.
  2. Use parsley leaves only, not stems, for the best texture and flavor balance.

Tools You'll Need

  • Large mixing bowl
  • Sharp chef's knife
  • Cutting board
  • Wooden spoon or silicone spatula

Allergen Information

Carefully check food labels for allergens and consult an expert if you're uncertain.
  • Contains fish (tuna)

Nutritional Information (Per Serving)

Remember, these values are for guidance only and shouldn't replace advice from a professional.
  • Calories Per Serving: 320
  • Total Fat: 22 grams
  • Carbohydrate Amount: 4 grams
  • Protein Amount: 14 grams