Tuna and Tomato Soup

Featured in: Everyday Mains

This comforting soup brings together tender canned tuna and ripe tomatoes in a rich, aromatic broth. The Italian-inspired base starts with the classic soffritto—onion, carrot, and celery—sautéed until fragrant, then simmered with diced tomatoes and vegetable broth. Dried oregano and basil add Mediterranean depth, while optional red pepper flakes provide gentle warmth. The flaked tuna joins in the final minutes, absorbing all the savory flavors without becoming dry. Perfect with crusty bread for dunking, this nourishing bowl comes together in just 25 minutes and serves four generously.

Updated on Wed, 28 Jan 2026 11:44:00 GMT
Steaming bowl of Tuna and Tomato Soup garnished with fresh parsley and served with crusty bread. Pin
Steaming bowl of Tuna and Tomato Soup garnished with fresh parsley and served with crusty bread. | circuitcrust.com

The scent of tomatoes bubbling with herbs always transports me back to a rainy afternoon when I had nothing but a can of tuna and some vegetables in the pantry. I was skeptical about combining tuna with tomato soup, thinking it might taste odd. The resulting aroma filling my small apartment kitchen that day completely changed my mind. This humble soup has since become my go-to comfort food when time is short but I still crave something warm and satisfying.

Last winter, my neighbor caught a terrible cold, and I brought over a thermos of this soup on impulse. She texted me three days later asking for the recipe, saying it was the only thing that had tasted good to her all week. The simple combination of tender tuna and tangy tomatoes seems to carry a certain healing quality that transcends its humble ingredients. Now I keep the ingredients on hand year-round, knowing comfort is just a quick simmer away.

Ingredients

  • Tuna in olive oil: The oil from the can actually enhances the flavor, so I drain it but not too thoroughly - that little bit of fishy oil adds incredible richness.
  • Diced tomatoes: Fire-roasted varieties add an extra dimension, but regular canned tomatoes work beautifully too - I discovered this when I grabbed the wrong can once.
  • Dried herbs: They bloom wonderfully in the hot oil, releasing far more flavor than you might expect from such ordinary pantry ingredients.
  • Crushed red pepper flakes: Just a pinch transforms the entire soup, creating a gentle warmth rather than actual spiciness.

Instructions

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Create your flavor foundation:
Heat olive oil until it shimmers, then add your onion, carrot, and celery, allowing them to soften until the onion turns translucent. Youll know its right when the kitchen fills with that sweet vegetable aroma.
Build the aromatic base:
Add the garlic and watch closely as it sizzles for just a minute, filling your kitchen with its pungent fragrance. This is where the magic starts, but be careful not to let it brown.
Intensify the tomato flavor:
Stir in tomato paste and let it cook briefly until it darkens slightly and smells rich and sweet. This quick step adds hours worth of flavor in just one minute.
Create the soup base:
Pour in your diced tomatoes and vegetable broth, watching as the colors swirl together. Add the herbs and let them float through the broth, releasing their Mediterranean aromas.
Simmer to perfection:
Let the soup bubble gently for 8-10 minutes, giving the vegetables time to soften and flavors to meld. You can tell its ready when the carrots yield easily to a spoon.
Introduce the tuna:
Gently fold in the flaked tuna and allow it to warm through without breaking apart too much. The tuna should retain some texture while melding with the tomato broth.
Season to taste:
This is your moment to make the soup yours, adding salt and pepper until the flavors sing. I like to taste, add a little, then taste again until it feels just right.
Serve with flair:
Ladle the ruby-red soup into bowls, scatter fresh herbs over top, and serve with crusty bread for dipping. The contrast of the warm soup and fresh herbs is what makes this simple dish feel special.
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Close-up of Tuna and Tomato Soup with flaked tuna and diced tomatoes in a rich herbed broth. Pin
Close-up of Tuna and Tomato Soup with flaked tuna and diced tomatoes in a rich herbed broth. | circuitcrust.com

One evening during a power outage, I served this soup by candlelight with the last of a baguette I had picked up earlier that day. What could have been a frustrating inconvenience turned into an unexpectedly romantic dinner. My husband still mentions that night whenever I make this soup, proof that sometimes the simplest meals create the most lasting memories. The gentle flicker of candles seemed to make the soup taste even better, though maybe it was just the company.

Make It Your Own

Ive discovered that this soup has incredible versatility through countless variations in my kitchen. Sometimes I add a handful of tiny pasta shapes like orzo or ditalini about 5 minutes before the soup is done, making it a more substantial meal. Other times, I stir in a few handfuls of baby spinach right at the end, watching the leaves wilt into beautiful green ribbons throughout the soup. Each variation becomes a different experience, though the heart of the recipe remains the same.

The Secret to Depth

The unexpected combination of fish and tomato might seem strange until you realize its actually a classic pairing in Mediterranean cooking. I found that the key is balancing the fishiness - too much tuna and it overwhelms, too little and you miss that beautiful savory quality. After many attempts, Ive learned that one standard can is perfect for four servings, providing just enough flavor without dominating the bright tomato base. When friends ask what makes this soup special, I never reveal this perfect ratio right away.

Quick Finishing Touches

The final moments before serving can transform this soup from good to memorable with just a few thoughtful additions. I keep a small container of gremolata (lemon zest, garlic and parsley) in my freezer, and a pinch sprinkled over the top adds bright, fresh notes that wake up all the flavors. A drizzle of your best olive oil creates beautiful golden pools on the surface that carry incredible flavor in each spoonful.

  • Try a squeeze of fresh lemon juice right before serving to brighten all the flavors and cut through the richness of the tuna.
  • Keep some good crusty bread on hand specifically for this soup - the tomato-infused broth makes for incredible dipping.
  • If you have it available, a light sprinkle of smoked sea salt as a finishing touch adds an unexpected dimension that guests always notice but can never quite identify.
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Homemade Tuna and Tomato Soup topped with fresh basil, ready to serve for a quick meal. Pin
Homemade Tuna and Tomato Soup topped with fresh basil, ready to serve for a quick meal. | circuitcrust.com

This humble tuna and tomato soup has saved countless rushed weeknights in my home while never feeling like a compromise. Somehow, the simple combination of pantry ingredients transforms into something that feels like care in a bowl, proving that good food doesnt always require planning or expense - sometimes it just needs a willingness to try something unexpected.

Recipe Q&A

Can I use fresh tuna instead of canned?

Fresh tuna works well—grill or sear a steak separately, then flake it into the soup during the last few minutes of cooking. Canned tuna is traditional and more convenient for this rustic preparation.

What type of tuna is best?

Tuna packed in olive oil adds richness and flavor. If using water-packed tuna, consider adding an extra tablespoon of olive oil during cooking to maintain the soup's velvety texture.

Can I make this ahead?

Absolutely. The flavors deepen after a day in the refrigerator. Store for up to 3 days and reheat gently, adding a splash of broth if needed. The tuna may break down slightly but remains delicious.

Is this soup freezer-friendly?

Yes, freeze for up to 3 months in airtight containers. The texture remains excellent, though the tuna becomes more tender. Thaw overnight in the refrigerator before reheating.

What can I serve with this soup?

Crusty bread, garlic knots, or focaccia are perfect for soaking up the flavorful broth. A simple green salad with vinaigrette balances the heartiness. Grilled cheese sandwiches make for a classic comforting pairing.

How can I make this more filling?

Add small pasta shapes like ditalini or shells during the last 8 minutes of cooking. Alternatively, stir in a can of white beans or serve with a side of polenta for extra substance.

Tuna and Tomato Soup

Quick Italian-style soup with tender tuna, tomatoes, and aromatic vegetables. Ready in 25 minutes.

Prep Time
10 min
Cook Time
15 min
Total Duration
25 min
Author Audrey King


Skill Level Easy

Cuisine Italian-Inspired

Makes 4 Portions

Diet Guide No Dairy, No Gluten

What You’ll 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 tbsp tomato paste

Herbs & Seasonings

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

Pantry

01 2 tbsp olive oil

Garnish

01 2 tbsp chopped fresh parsley or basil
02 Crusty bread for serving

How To Make It

Step 01

Prepare 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 minced garlic and cook for 1 minute until fragrant.

Step 03

Deepen Tomato Notes: Add the tomato paste and cook for 1 minute, stirring continuously.

Step 04

Create Soup Base: Pour in the diced tomatoes and vegetable broth. Add oregano, basil, and red pepper flakes. Stir to combine thoroughly.

Step 05

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

Step 06

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

Step 07

Adjust Seasoning: Taste the soup and adjust seasoning with salt and pepper as needed.

Step 08

Serve: 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 Details

Always review each item for allergens. Consult a healthcare expert when unsure.
  • Contains fish (tuna)
  • Check labels for gluten or other allergens in broth and bread

Nutrition Info (per portion)

Nutrition info from Circuit Crust is for guidance only—it's no substitute for medical expertise.
  • Caloric Value: 180
  • Fat Content: 7 g
  • Carbohydrates: 16 g
  • Proteins: 13 g