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Tuna Spaghetti in Tomato Sauce Recipe

Published: May 13, 2026 by Ivy · This post may contain affiliate links · Leave a Comment

Jump to Recipe·4 from 65 reviews

If you are on the lookout for a vibrant and delicious dish that brings the classic comfort of pasta alive with a burst of Mediterranean flavors, this Tuna Spaghetti in Tomato Sauce Recipe is absolutely the answer. It combines perfectly cooked spaghetti with a rich, slightly spicy tomato sauce, tender flakes of tuna, and the briny punch of olives. The simple ingredients come together to create a meal that feels wholesome, satisfying, and impressively delicious—all ready in just 30 minutes. Whether you're feeding family or friends, this recipe will quickly become a go-to favorite in your dinner rotation.

Ingredients You'll Need

A wooden cutting board on a white marbled surface holds various cooking ingredients arranged neatly. There is a large onion, two cans of chopped tomatoes with red and blue labels placed side by side, a white bowl filled with shredded cheese, and another white bowl holding shredded tuna. A small jar labeled

These ingredients may seem basic, but they are thoughtfully selected to create a balanced dish full of flavor. Each component contributes its special note whether it’s the silky texture of olive oil, the sweetness of tomatoes, or the sharp tang of Pecorino cheese.

  • 300 g spaghetti: The perfect pasta base that crisps just right when cooked al dente.
  • 2 tablespoon extra virgin olive oil: A fruity, rich oil that enhances every layer of flavor.
  • 1 onion (peeled and finely diced): Adds natural sweetness and depth when softened.
  • 2 garlic cloves (peeled and minced): Gives an aromatic punch that livens up the sauce.
  • ¼ teaspoon salt: Essential for balancing and enhancing the flavors.
  • ¼ teaspoon ground black pepper: Brings subtle warmth and spice to the dish.
  • ½ teaspoon dried chilli flakes: For just the right kick, brightening the sauce.
  • 2 x 400 g tins finely chopped tomatoes: The juicy, tangy base of the sauce.
  • 1 teaspoon sugar: Balances the acidity of the tomatoes for a smoother sauce.
  • 2 x 145 g cans tuna in olive oil (drained and flaked): Adds tender, flavorful protein that blends beautifully.
  • 100 g mixed olives (pitted and sliced): Offers a salty, briny contrast that wakes up your palate.
  • 50 g grated Pecorino cheese (or parmesan): Sharp and salty cheese that melts on top perfectly.
  • 30 g baby salad leaves: Adds a fresh, green bite and beautiful color.
  • 1 tablespoon extra virgin olive oil: For finishing the dish with a drizzle of richness.

How to Make Tuna Spaghetti in Tomato Sauce Recipe

Step 1: Cook the Spaghetti Perfectly

Start by boiling a large pot of salted water and cooking your spaghetti until it's just al dente. This slightly firm texture helps the pasta hold up well when mixed into that luscious sauce later on. Remember to reserve a little pasta water before draining; it will come in handy to adjust the sauce’s consistency.

Step 2: Build the Flavor Base

While the pasta cooks, heat 2 tablespoons of extra virgin olive oil in a large pan over medium-high heat. Add the finely diced onion and cook for 5 minutes until softened and fragrant. This slow warming brings out its natural sweetness, laying down a delicious foundation.

Step 3: Add Garlic and Spices

Toss in the minced garlic, salt, black pepper, and dried chilli flakes. Stir everything together for another minute to release their aromas and combine the spices with the softened onions. This step layers up the flavors nicely.

Step 4: Simmer the Tomato Sauce

Pour in the finely chopped tomatoes and sprinkle the sugar on top. Stir well and bring the mixture to a boil. Then reduce the heat and let it simmer for 4 to 5 minutes, allowing the sauce to thicken slightly and develop a vibrant, rich taste.

Step 5: Add Tuna and Olives

Gently fold in the drained, flaked tuna and the sliced olives. Cook everything together for about 4 to 5 minutes, stirring gently to warm through without breaking up the tuna too much. This gives the sauce a fantastic combination of textures and savory depth.

Step 6: Combine Pasta and Sauce

Finally, add the cooked spaghetti into the pan and toss it with the sauce to coat every strand. If the sauce feels a bit thick, splash in some of the reserved pasta water to loosen it up, creating a silky, cohesive finish.

Step 7: Plate and Garnish

Divide the tuna spaghetti between bowls and sprinkle with grated Pecorino cheese. Top with a handful of fresh baby salad leaves and drizzle with an extra tablespoon of olive oil. A final crack of black pepper on top adds the perfect finishing touch.

How to Serve Tuna Spaghetti in Tomato Sauce Recipe

Two white speckled bowls filled with spaghetti form the base layer, their light yellow noodles twisted and piled high. On top is a chunky red tomato sauce with small pieces of ground meat and bits of green and black olives scattered throughout. Bright green spinach and leafy greens add color, placed around and mixed in the pasta. Generous shreds of white cheese cover the sauce, adding a fresh, textured layer. One bowl has a silver fork resting inside, and the setting includes some scattered cheese shreds on a white marbled surface with a light blue cloth nearby. photo taken with an iphone --ar 4:5 --v 7

Garnishes

Simple garnishes make this dish shine. The grated Pecorino offers a nutty, salty punch while the baby salad leaves add a crisp freshness. A light drizzle of extra virgin olive oil over the top brings everything together with a subtle fruity richness.

Side Dishes

Serve with warm crusty bread to scoop up every last drop of the tomato sauce. A fresh, crisp green salad dressed with lemon and olive oil is a bright companion that balances the heartiness of the pasta perfectly.

Creative Ways to Present

For a fun twist, try serving the Tuna Spaghetti in Tomato Sauce Recipe in individual shallow bowls with edible flowers or a sprinkle of toasted pine nuts for crunch. Presenting it family-style with a big salad bowl invites everyone to dig in and share the joy.

Make Ahead and Storage

Storing Leftovers

Leftover Tuna Spaghetti in Tomato Sauce Recipe keeps well in an airtight container in the fridge for up to 3 days. The flavors meld beautifully overnight, making it even tastier the next day.

Freezing

While you can freeze this dish, the texture of the tuna may change slightly once thawed. If freezing, store the sauce and pasta separately in freezer-friendly containers for up to 2 months to maintain the best quality.

Reheating

Gently reheat the leftovers in a saucepan over medium heat, adding a splash of water or olive oil if the sauce has thickened too much. Stir frequently to warm evenly and avoid drying out the tuna.

FAQs

Can I use fresh tuna instead of canned tuna in this recipe?

You could use fresh tuna, but canned tuna in olive oil is preferred for this recipe because it’s already cooked, flavorful, and blends beautifully into the sauce without drying out.

What type of spaghetti works best for this dish?

Classic durum wheat spaghetti is ideal, especially when cooked al dente. It holds the sauce well and provides that satisfying bite you want in a pasta dish like this.

Is there a milder alternative to chilli flakes?

If you prefer less heat, try substituting with a pinch of smoked paprika or simply omit the chilli flakes for a gentle, more subtle flavor profile.

Can I use Parmesan instead of Pecorino cheese?

Absolutely! Parmesan is a fine alternative. Pecorino is a bit sharper and saltier, but both cheeses melt beautifully and add that desirable cheesy punch.

How can I make this recipe gluten-free?

Simply swap out the regular spaghetti for your favorite gluten-free pasta. The sauce and all other ingredients remain the same, keeping the dish just as delicious.

Final Thoughts

This Tuna Spaghetti in Tomato Sauce Recipe is a true gem to have tucked away for weeknights or casual dinners. It comes together quickly, packs big flavor, and feels like a warm hug on a plate. Give it a try, and you might just find a new family favorite that’s both simple and spectacular.

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Tuna Spaghetti in Tomato Sauce Recipe

Tuna Spaghetti in Tomato Sauce Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4 from 65 reviews
  • Author: Ivy
  • Prep Time: 10 minutes
  • Cook Time: 20 minutes
  • Total Time: 30 minutes
  • Yield: 4 servings
  • Category: Main Course
  • Method: Stovetop
  • Cuisine: Italian
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Description

A quick and flavorful Tuna Spaghetti in Tomato Sauce recipe that combines tender spaghetti with a spicy tomato base, flaky tuna, olives, and Pecorino cheese. Perfect for a satisfying and easy weeknight dinner ready in just 30 minutes.


Ingredients

Pasta

  • 300 g (10.5 oz) spaghetti

Sauce

  • 2 tbsp extra virgin olive oil
  • 1 onion (peeled and finely diced)
  • 2 garlic cloves (peeled and minced)
  • ¼ tsp salt
  • ¼ tsp ground black pepper (plus extra to serve)
  • ½ tsp dried chilli (red pepper) flakes
  • 2 x 400 g (2 x 14 oz) tins finely chopped tomatoes
  • 1 tsp sugar
  • 2 x 145 g (2 x 5 oz) cans tuna in olive oil (drained and flaked)
  • 100 g (3.5 oz) mixed olives (drained, pitted, and sliced in half)

Toppings

  • 50 g (½ packed cup) grated Pecorino cheese (or parmesan)
  • 30 g (1 packed cup) baby salad leaves
  • 1 tbsp extra virgin olive oil


Instructions

  1. Cook the Pasta: Bring a large pot of salted water to a boil and cook the spaghetti according to the packet instructions until al dente. Once cooked, drain the pasta, reserving ½ cup of the cooking water for later use.
  2. Sauté the Onion: While the pasta cooks, heat 2 tablespoons of extra virgin olive oil in a large skillet over medium-high heat. Add the finely diced onion and cook for 5 minutes, stirring often, until the onion is softened and translucent.
  3. Add Garlic and Spices: Stir in the minced garlic, salt, ground black pepper, and dried chilli flakes. Cook for an additional minute to release the flavors.
  4. Add Tomatoes and Simmer: Pour in the finely chopped tomatoes and add 1 teaspoon of sugar. Stir well and bring the mixture to a boil. Reduce the heat and let it simmer for 4-5 minutes until the sauce thickens slightly.
  5. Add Tuna and Olives: Gently fold in the flaked tuna and sliced olives. Cook for another 4-5 minutes, stirring gently to avoid breaking up the tuna too much while warming it through.
  6. Combine Pasta and Sauce: Add the cooked spaghetti to the skillet with the sauce. Toss everything together, adding reserved pasta water as needed to loosen the sauce to your desired consistency.
  7. Serve and Garnish: Divide the tuna spaghetti between bowls. Top each serving with grated Pecorino cheese, baby salad leaves, a drizzle of extra virgin olive oil, and a sprinkling of freshly ground black pepper before serving.

Notes

  • Reserve some pasta water to adjust the consistency of the sauce if it becomes too thick.
  • Use good quality canned tuna in olive oil for the best flavor.
  • Add more chilli flakes if you prefer a spicier dish.
  • The baby salad leaves add a fresh contrast but can be omitted if unavailable.
  • Parmesan can be used as a substitute for Pecorino cheese.

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Hey, I’m Ivy!

I’m a 28-year-old mom to my little prince, Pitter, who loves cooking and exploring flavors from around the world. What started in my home kitchen is now a space where I share simple, global-inspired recipes made with love.

 

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