Tuna and Tomato Soup

Featured in: Comfortable Everyday Meals

This hearty Italian-style soup brings together tender flaked tuna and sweet diced tomatoes in a savory broth. Aromatic vegetables like onion, carrot, and celery create a flavorful base, while dried oregano and basil add classic Mediterranean notes. Ready in just 25 minutes, this satisfying bowl is perfect for busy weeknights when you want something nourishing and delicious.

Updated on Wed, 28 Jan 2026 09:40:00 GMT
A bowl of homemade Tuna and Tomato Soup garnished with fresh parsley and served alongside crusty bread. Pin it
A bowl of homemade Tuna and Tomato Soup garnished with fresh parsley and served alongside crusty bread. | ovendrift.com

I discovered this tuna and tomato soup on a rain-soaked weekend when the pantry was looking sparse but comfort was desperately needed. My Italian neighbor had mentioned her mother made something similar during lean times, turning humble canned goods into something that tasted deceptively luxurious. The rich aroma of sautéing vegetables with that hint of tomato paste immediately transforms my kitchen into a cozy haven, regardless of what's happening outside.

Last winter, I made this soup when my sister dropped by unexpectedly during a snowstorm. We huddled at the kitchen table, steam rising from our bowls, the windows frosted over while we caught up on months of news. She asked for the recipe three times before leaving, and now tells me she makes it for her book club gatherings where it always disappears quickly despite its humble origins.

Ingredients

  • 1 can tuna in olive oil: The oil-packed variety adds richness that water-packed simply cannot match, so please dont substitute if possible.
  • 2 cups vegetable broth: Homemade intensifies the flavor, but a good quality store-bought works beautifully when time is short.
  • 1 can diced tomatoes: Fire-roasted varieties add an extra layer of smokiness that elevates the entire soup.
  • Mirepoix (onion, carrot, celery): This trinity of vegetables creates the aromatic foundation that makes this simple soup taste complex.
  • Dried herbs (oregano, basil): These pantry staples infuse the broth with Mediterranean warmth without requiring a trip to the store for fresh herbs.

Instructions

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Build Your Flavor Base:
Heat 2 tablespoons olive oil in a large saucepan over medium heat and add your finely chopped onion, diced carrot, and diced celery. The vegetables should sizzle gently and gradually soften, releasing their sweet aromas into your kitchen.
Intensify the Aromatics:
Once vegetables have softened after about 5 minutes, stir in 2 minced garlic cloves and cook just until fragrant, about one minute. Be careful not to let the garlic brown or it will turn bitter.
Concentrate the Tomato Flavor:
Add 1 tablespoon tomato paste and cook for a minute while stirring constantly. Watch as the paste darkens slightly, intensifying its natural umami qualities.
Create Your Soup Base:
Pour in the can of diced tomatoes and vegetable broth, then sprinkle in the dried oregano, basil, and optional red pepper flakes. The liquid should immediately start to take on a beautiful rust-orange color as it comes to temperature.
Simmer to Perfection:
Bring everything to a gentle boil, then reduce heat and simmer for 8-10 minutes until vegetables become tender. The soup will gradually deepen in color and the kitchen will fill with a comforting aroma.
Introduce the Star Ingredient:
Gently fold in the flaked tuna and allow it to simmer for just 2-3 minutes to heat through. Be gentle when stirring so the tuna maintains some texture rather than disintegrating completely.
Season and Serve:
Taste and adjust with salt and pepper before ladling into bowls. A sprinkle of fresh herbs adds brightness and color contrast against the vivid soup.
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Warm, creamy Tuna and Tomato Soup ladled from a pot with steam rising and aromatics visible. Pin it
Warm, creamy Tuna and Tomato Soup ladled from a pot with steam rising and aromatics visible. | ovendrift.com

The first time I served this soup to my skeptical teenage nephew who claimed to hate both tuna and tomatoes, I watched in amazement as he asked for a second bowl. Later, I found him in the kitchen late that night, finishing the leftovers straight from the container. Sometimes the most unassuming dishes become the ones that bridge generational gaps and food prejudices without any fanfare or fuss.

Making It Your Own

While this recipe has a distinctly Italian character, it welcomes adaptations based on what you have available. Ive added a handful of frozen peas for sweetness and color, stirred in leftover cooked rice for a heartier meal, and even swapped the tuna for leftover roasted chicken when serving fish-averse friends. The tomato base forgives improvisation, making this an ideal template for creative weeknight cooking.

Storage and Leftovers

This soup stores beautifully in an airtight container in the refrigerator for up to three days, with flavors that actually improve with time. For freezing, I suggest holding back the tuna and adding it fresh when you reheat the base, as frozen fish can develop an overly strong flavor that some find off-putting. Just ladle into portion-sized containers, leaving room for expansion, and freeze for up to two months.

Serving Suggestions

While a bowl of this soup makes a complete light meal on its own, there are countless ways to round it out into something more substantial. The Italians would never serve soup without bread, and this one practically begs for a crusty slice to sop up the flavorful broth.

  • A simple green salad dressed with lemon and olive oil provides refreshing contrast to the rich soup.
  • For unexpected magic, try floating a small piece of crusty bread topped with melted cheese on the surface just before serving.
  • Keep it light but complete by adding a plate of sliced cucumbers, olives, and feta cheese on the side for a Mediterranean touch.
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Close-up of vibrant Tuna and Tomato Soup in a rustic bowl, featuring tender tuna flakes and diced tomatoes. Pin it
Close-up of vibrant Tuna and Tomato Soup in a rustic bowl, featuring tender tuna flakes and diced tomatoes. | ovendrift.com

This humble soup reminds us that good cooking isnt always about expensive ingredients or complicated techniques. Sometimes its just about coaxing the best from simple pantry staples and sharing the results with people you care about.

Recipe FAQ

Can I use tuna in water instead of oil?

Yes, you can substitute tuna packed in water. Just add an extra tablespoon of olive oil when sautéing the vegetables to maintain the richness and flavor depth.

How long does this soup keep in the refrigerator?

Store cooled soup in an airtight container for up to 3 days. The flavors often improve overnight. Reheat gently on the stovetop, adding a splash of broth if needed.

Can I freeze this tuna and tomato soup?

Yes, freeze for up to 3 months. Cool completely before transferring to freezer-safe containers. Thaw overnight in the refrigerator and reheat on the stovetop.

What can I serve with this soup?

Crusty bread is perfect for dipping. You could also serve with a simple green salad, garlic knots, or grilled cheese sandwiches for a more substantial meal.

Can I make this soup spicy?

Absolutely. Increase the red pepper flakes to 1/2 teaspoon or add fresh chili peppers while sautéing the vegetables for more heat.

Is it okay to add pasta to this soup?

Small pasta shapes like ditalini, orzo, or shells work wonderfully. Add pasta during the last 8-10 minutes of simmering and cook until tender.

Tuna and Tomato Soup

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

Prep time
10 min
Time to cook
15 min
Total duration
25 min
Created by Landen Phillips


Skill level Easy

Cuisine type Italian-Inspired

Makes 4 Portions

Diet details 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 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, optional

How-To

Step 01

Sauté the base vegetables: 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 aromatic foundation: Stir in the garlic and cook for 1 minute until fragrant.

Step 03

Develop tomato depth: Add the tomato paste and cook for 1 minute, stirring constantly.

Step 04

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

Step 05

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

Step 06

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

Step 07

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

Step 08

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

Needed Tools

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

Allergy details

Make sure to review each item for allergens. Check with a healthcare provider if you have questions.
  • Contains fish (tuna)
  • Check labels for gluten or other allergens in broth and bread if using

Nutrition info (each serving)

This info’s for reference only and isn’t medical advice.
  • Calories: 180
  • Fats: 7 g
  • Carbohydrates: 16 g
  • Proteins: 13 g