Tuna and Tomato Soup

Featured in: Pan & Pot Cooking

This comforting Italian-style soup brings together protein-rich tuna and sweet tomatoes in a fragrant broth. The combination of onion, carrot, and celery creates a classic mirepoix base, while dried oregano and basil add authentic Mediterranean flavors. Ready in just 25 minutes, this soup is perfect for busy weeknights when you want something nourishing and delicious. Serve with crusty bread to soak up the flavorful broth.

Updated on Wed, 28 Jan 2026 13:28:00 GMT
Steaming bowl of Tuna and Tomato Soup topped with fresh parsley, served with crusty bread. Pin It
Steaming bowl of Tuna and Tomato Soup topped with fresh parsley, served with crusty bread. | yummyhrira.com

That first crisp autumn evening when the sky darkened earlier than I expected, I stumbled upon this tuna and tomato soup by happy accident. Standing in my kitchen, staring at a nearly empty pantry save for some canned goods, I remembered my Italian neighbor's casual mention of her quick fish soup. The combination of rich canned tuna with bright tomatoes transformed my desperation dinner into something that felt purposeful and comforting.

Last winter, I made this soup for my sister when she dropped by unexpectedly during a snowstorm. We sat at the kitchen counter, steam rising from our bowls, the windows frosted over, as she shared news about her engagement. Now whenever I make this soup, I think of her smile that night and how sometimes the simplest meals create the strongest connections.

Ingredients

  • Canned tuna in olive oil: The olive oil from the tuna adds an extra layer of flavor, so drain it gently and save a bit to stir back in at the end.
  • Diced tomatoes: Fire-roasted varieties work beautifully here, adding a subtle smoky undertone that complements the tuna.
  • Dried herbs: I once ran out of both dried oregano and basil and used herbes de Provence instead, which created a lovely variation worth trying.
  • Vegetables: The classic soffritto of onion, carrot and celery builds a flavor foundation that makes this simple soup taste far more complex than its ingredient list suggests.

Instructions

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Build the flavor base:
Heat olive oil in a large saucepan over medium heat, then add your diced onion, carrot, and celery. Listen for that gentle sizzle as they hit the hot oil and stir occasionally until they soften and the kitchen fills with their sweet aroma.
Intensify with aromatics:
Stir in the minced garlic and watch it closely for just a minute until it becomes fragrant but not brown. Add the tomato paste and cook briefly, noticing how it darkens slightly and coats the vegetables.
Create the broth:
Pour in those diced tomatoes and listen to the satisfying sizzle as they hit the hot pan. Add the vegetable broth along with your herbs and red pepper flakes, stirring to combine everything into a vibrant red broth.
Simmer to marry flavors:
Bring everything to a gentle bubble, then lower the heat to maintain a steady simmer for 8-10 minutes. Youll know the vegetables are ready when they yield easily when pressed against the side of the pot.
Introduce the tuna:
Gently fold in your flaked tuna, being careful not to break it up too much. Let it warm through for just 2-3 minutes, which is enough time for it to absorb the flavors without becoming tough.
Final adjustments:
Taste the soup and adjust with salt and pepper, noticing how they brighten and balance all the flavors. The soup should taste complete but not overwhelming in any single direction.
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Italian-inspired Tuna and Tomato Soup simmering in a pot with carrots and celery visible. Pin It
Italian-inspired Tuna and Tomato Soup simmering in a pot with carrots and celery visible. | yummyhrira.com

One evening when I was battling a stubborn cold, I made this soup with extra red pepper flakes and found the gentle heat incredibly soothing. My partner, who typically avoids fish dishes, asked for seconds and then quietly added this recipe to our regular rotation. Its become our unspoken comfort food when either of us is feeling under the weather or just needs a little care.

Serving Suggestions

Ive discovered that a slice of crusty sourdough bread rubbed with a clove of garlic and lightly toasted makes the perfect companion to this soup. The bread becomes a vehicle for soaking up every last drop, turning what might have been left in the bowl into the most coveted bites of the meal. Some friends prefer to crumble the bread directly into the soup, creating a rustic texture similar to a ribollita.

Simple Variations

After making this soup dozens of times, Ive played with various additions that work beautifully with the base recipe. A handful of baby spinach wilted in at the last minute adds color and nutrition, while a can of drained white beans creates a heartier meal that can stretch to feed unexpected guests. For a more Mediterranean twist, a few chopped olives and a sprinkle of capers add briny pops of flavor that complement the tuna perfectly.

Storage and Leftovers

This soup develops even deeper flavors overnight in the refrigerator, making it an excellent make-ahead option for busy weeks. The texture changes slightly as the vegetables continue to soften and release their flavors into the broth, creating an almost stew-like consistency by the second day.

  • Store in an airtight container in the refrigerator for up to 3 days, avoiding metal containers which can react with the tomato acid.
  • When reheating, do so gently over medium-low heat just until warmed through to prevent the tuna from becoming rubbery.
  • Add a splash of fresh broth or water if the soup has thickened too much during storage.
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Homemade Tuna and Tomato Soup garnished with fresh basil, ready to serve for dinner. Pin It
Homemade Tuna and Tomato Soup garnished with fresh basil, ready to serve for dinner. | yummyhrira.com

This humble soup has taught me that extraordinary meals dont require extraordinary effort or ingredients. Sometimes the most memorable dishes come from the simplest combinations, prepared with care and shared with people we love.

Recipe FAQs

Can I use fresh tuna instead of canned?

Fresh tuna can be used, but it will require longer cooking time. Grill or sear fresh tuna separately, then add it during the last few minutes to prevent overcooking and maintain texture.

How long does this soup keep in the refrigerator?

This soup stores well in an airtight container for 3-4 days. The flavors often improve overnight as the ingredients meld together. Reheat gently on the stovetetop.

Can I freeze this soup?

Yes, this soup freezes beautifully for up to 3 months. Cool completely before transferring to freezer-safe containers. Thaw overnight in the refrigerator before reheating.

What can I substitute for vegetable broth?

Chicken broth works well if you're not strictly vegetarian. Fish stock or seafood broth would enhance the seafood flavors. Water with additional herbs and seasonings is another option.

Is this soup suitable for meal prep?

Absolutely. The soup reheats beautifully and can be made in batches. Prepare vegetables ahead and store separately, then cook when ready. Or make the full soup and portion into containers for easy grab-and-go lunches.

Can I add pasta to make it more filling?

Small pasta shapes like ditalini, orzo, or small shells work wonderfully. Add pasta during the last 8-10 minutes of simmering, as it will cook directly in the broth and absorb flavors.

Tuna and Tomato Soup

Hearty soup with tuna, tomatoes, and vegetables in a flavorful broth ready in 25 minutes.

Prep Duration
10 minutes
Cook Duration
15 minutes
Overall Time
25 minutes


Level Easy

Cuisine Italian-Inspired

Makes 4 Portions

Diet Preferences No Dairy

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 tbsp tomato paste

Herbs & Seasonings

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

Pantry

01 2 tbsp olive oil

Garnish

01 2 tbsp chopped fresh parsley or basil, optional
02 Crusty bread, optional

Step-by-Step

Step 01

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

Step 02

Bloom garlic: Stir in minced garlic and cook for 1 minute until fragrant.

Step 03

Develop flavor base: Add tomato paste and cook for 1 minute, stirring constantly.

Step 04

Build soup base: Pour in diced tomatoes and vegetable broth. Add oregano, basil, and red pepper flakes if using. Stir to combine.

Step 05

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

Step 06

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

Step 07

Season to taste: Taste the soup and adjust seasoning with salt and black pepper as needed.

Step 08

Serve: Ladle soup into bowls, garnish with chopped parsley or basil, and serve with crusty bread if desired.

Cooking Tools

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

Allergy Details

Look at each ingredient for allergens. Not sure? Please check with your doctor.
  • Contains fish (tuna)
  • Check labels for gluten or other allergens in broth and bread if using

Nutrition Details (per serving)

This is for general reference. For health matters, turn to your doctor.
  • Calorie Count: 180
  • Fat Content: 7 grams
  • Carbohydrates: 16 grams
  • Proteins: 13 grams