Tuna and Tomato Soup

Featured in: Everyday Home Cooking

This hearty Italian-inspired soup brings together tender canned tuna and ripe tomatoes in a fragrant broth. The classic mirepoix base of onion, carrot, and celery builds depth, while dried oregano and basil add traditional Mediterranean flavors. Ready in just 25 minutes, this protein-rich bowl offers a satisfying meal that comes together effortlessly. The red pepper flakes provide gentle warmth, though you can adjust the heat to your preference. Serve garnished with fresh herbs and crusty bread for soaking up the flavorful broth.

Updated on Wed, 28 Jan 2026 14:23:00 GMT
A warm bowl of Tuna and Tomato Soup garnished with fresh parsley and a slice of crusty bread. Save
A warm bowl of Tuna and Tomato Soup garnished with fresh parsley and a slice of crusty bread. | ladledrift.com

The first time I made tuna and tomato soup was during a rainy April afternoon when I craved something warm but didnt want to make a grocery run. Rummaging through my pantry, I discovered a forgotten can of tuna and some tomatoes. The aroma that filled my kitchen as the soup simmered reminded me of my fathers rustic cooking—simple ingredients transformed into something extraordinary. My improvised creation ended up becoming a staple in my weeknight rotation.

Last winter, my neighbor came down with a terrible cold, and I wanted to bring over something comforting but not too heavy. This soup was perfect—light enough for someone feeling under the weather but still substantial. When I dropped it off, she texted me an hour later asking for the recipe. Now whenever I make a batch, I always portion some out for her family too.

Ingredients

  • Canned tuna in olive oil: The olive oil from the can adds a subtle richness that water-packed tuna just cant match, so resist the urge to rinse it completely.
  • Diced tomatoes: Fire-roasted varieties add an extra layer of flavor, but regular ones work beautifully too—I discovered this when I accidentally grabbed the wrong can.
  • Dried herbs: They bloom beautifully in the hot oil, releasing far more flavor than if you add them later with the liquids.
  • Tomato paste: Those few spoonfuls concentrate the tomato flavor and give the broth body without making it too thick.
  • Crushed red pepper flakes: Just a pinch wakes up all the other flavors without making the soup spicy—I learned this from my Sicilian friend Maria.

Instructions

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Create your flavor base:
Heat olive oil in a large saucepan over medium heat, then add the chopped onion, carrot, and celery. The vegetables should sizzle gently, not brown, as they release their sweetness.
Wake up the garlic:
Stir in the minced garlic and let it cook just until you can smell its aroma wafting up from the pot. Be careful not to let it burn or it will turn bitter.
Concentrate the flavors:
Add the tomato paste and stir it through the vegetables. Watch how it darkens slightly as it caramelizes, developing a deeper flavor.
Build your broth:
Pour in those diced tomatoes and vegetable broth, then sprinkle in the oregano, basil, and red pepper flakes. The kitchen should fill with a wonderful herbal fragrance as the soup begins to simmer.
Simmer to perfection:
Let everything bubble gently for 8-10 minutes until those vegetables soften. You should be able to easily pierce a carrot piece with the tip of a knife.
Introduce the star ingredient:
Gently fold in the flaked tuna and let it warm through for 2-3 minutes. The tuna will remain tender if you dont overcook it at this stage.
Season to taste:
Now is the moment to make it your own with salt and pepper. I always take a small spoonful, let it cool slightly, then taste and adjust.
Serve with flair:
Ladle the steaming soup into bowls and sprinkle with fresh herbs. Theres something magical about watching the bright green flecks contrast against the rich red broth.
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Close-up of Tuna and Tomato Soup in a rustic bowl, showcasing tender tuna flakes and aromatic herbs. Save
Close-up of Tuna and Tomato Soup in a rustic bowl, showcasing tender tuna flakes and aromatic herbs. | ladledrift.com

My sister-in-law is notoriously picky about seafood, claiming she can always taste that fishiness she dislikes. When she visited last spring, I served this soup without mentioning the tuna. She devoured two bowls before asking for the recipe, completely shocked when I revealed the secret ingredient. It became a turning point in her relationship with seafood dishes.

Easy Variations to Try

Ive experimented with this recipe countless times, and some of my favorite variations include adding a handful of baby spinach just before serving, or stirring in a spoonful of pesto instead of the dried herbs. When my garden is overflowing with summer tomatoes, I substitute them for the canned variety, which requires a bit more simmering time but rewards with incredible freshness.

Make It a Complete Meal

While crusty bread is my standard accompaniment, this soup pairs beautifully with a simple green salad dressed with lemon and olive oil. For heartier appetites, I sometimes add small pasta shapes like ditalini or orzo directly to the soup during the last 8 minutes of cooking, though youll need to add an extra cup of broth to compensate for the liquid the pasta absorbs.

Storage and Reheating

This soup keeps beautifully in the refrigerator for up to three days, and the flavors actually improve with time as they meld together. I once had unexpected guests arrive after work and was so relieved to have this in the fridge—a quick reheat and some fresh herbs on top, and they thought Id been cooking all afternoon.

  • Store leftover soup in an airtight container in the refrigerator for up to 3 days.
  • Reheat gently over medium-low heat until just simmering to preserve the texture of the tuna.
  • If the soup thickens too much during storage, add a splash of broth when reheating to reach your desired consistency.
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Steaming Tuna and Tomato Soup served with fresh basil, perfect for a quick Italian-inspired meal. Save
Steaming Tuna and Tomato Soup served with fresh basil, perfect for a quick Italian-inspired meal. | ladledrift.com

This humble soup has taught me that exceptional meals dont always require elaborate ingredients or techniques. Sometimes the most satisfying dishes come from simple pantry staples transformed by a little care and attention.

Recipe FAQs

Can I use fresh tuna instead of canned?

Fresh tuna works beautifully. Grill or sear a tuna steak separately, then flake it into the soup during the last 2-3 minutes of cooking to maintain its texture.

Is this soup freezer-friendly?

Yes, it freezes well for up to 3 months. Cool completely before transferring to airtight containers. Thaw overnight in the refrigerator and reheat gently.

What can I serve with this soup?

Crusty bread, garlic knots, or a side salad complement this dish beautifully. Grilled polenta slices also make an excellent hearty accompaniment.

How can I make this soup thicker?

Add small pasta shapes like ditalini or orzo during the simmering stage, or stir in a tablespoon of tomato paste for extra body and richness.

Can I make this ahead of time?

Absolutely. The flavors develop beautifully overnight. Prepare it up to 2 days ahead, refrigerate, and reheat gently before serving.

Tuna and Tomato Soup

Quick Italian-style soup with tender tuna, tomatoes, and aromatic vegetables simmered in herb-infused broth.

Prep time
10 minutes
Cook time
15 minutes
Time needed
25 minutes
Created by Zoey Sullivan


Skill level Easy

Cuisine Italian-Inspired

Makes 4 Portions

Diet info No dairy, No gluten

What You Need

Seafood

01 1 can (5 oz) tuna in olive oil, drained and flaked

Vegetables

01 1 medium onion, finely chopped
02 2 cloves garlic, minced
03 1 medium carrot, diced
04 1 celery stalk, diced
05 1 can (14 oz) diced tomatoes
06 2 cups vegetable broth
07 1 tablespoon tomato paste

Herbs & Seasonings

01 1 teaspoon dried oregano
02 1 teaspoon dried basil
03 1/4 teaspoon crushed red pepper flakes, optional
04 Salt and black pepper to taste

Pantry

01 2 tablespoons olive oil

Garnish

01 2 tablespoons chopped fresh parsley or basil, optional
02 Crusty bread for serving, optional

How-To

Step 01

Sauté aromatics: Heat olive oil in a large saucepan over medium heat. Add the onion, carrot, and celery. Sauté for 5 minutes, until softened.

Step 02

Build flavor base: Stir in the garlic and cook for 1 minute until fragrant. Add the tomato paste and cook for 1 minute, stirring constantly.

Step 03

Add liquid and seasonings: Pour in the diced tomatoes and vegetable broth. Add oregano, basil, and red pepper flakes if using. Stir to combine.

Step 04

Simmer vegetables: Bring the soup to a gentle boil, then reduce heat and simmer for 8 to 10 minutes, until the vegetables are tender.

Step 05

Incorporate tuna: Add the flaked tuna and simmer for another 2 to 3 minutes to heat through.

Step 06

Finish and serve: Taste and adjust seasoning with salt and pepper. Ladle into bowls, garnish with chopped parsley or basil, and serve with crusty bread if desired.

Tools needed

  • Large saucepan
  • Wooden spoon
  • Chef's knife
  • Cutting board
  • Ladle

Allergy notice

Double-check your ingredients for allergens, and ask a healthcare expert if you’re not sure.
  • Contains fish (tuna)
  • Check labels for gluten or other allergens in broth and bread if using

Nutrition info (per portion)

This nutrition guide is for general info—always consult a medical pro for advice.
  • Calorie count: 180
  • Fat content: 7 grams
  • Carbohydrates: 16 grams
  • Proteins: 13 grams