If you’re looking to elevate your weeknight dinner with something quick, vibrant, and bursting with flavor, this Spicy Tuna Spinach Pasta Recipe is exactly what you need. It combines tender pasta with the fresh brightness of spinach and cherry tomatoes, all brought together by a delightful kick from red chili flakes. The tuna adds a rich, savory depth that pairs beautifully with the zingy lemon juice and garlic — making this dish both satisfying and nourishing. Trust me, once you try this Spicy Tuna Spinach Pasta Recipe, it will quickly become one of your go-to meals when you want something fast without sacrificing taste.

Ingredients You’ll Need
Don’t be fooled by its simplicity — each ingredient in this recipe plays a crucial role in flavor, texture, and appearance. They are fresh, pantry-friendly, and come together effortlessly to create a harmonious dish that’s as colorful as it is delicious.
- 8 oz pasta (penne, spaghetti, or your choice): The base of the dish that brings comforting chewiness and helps soak up all the tasty ingredients.
- 1 tablespoon olive oil: Adds a smooth richness and is the perfect medium for sautéing garlic and chili flakes.
- 3 cloves garlic, minced: Infuses the dish with warmth and an irresistible savory aroma.
- 1/2 teaspoon red chili flakes (adjust to taste): Brings the spicy kick that makes this pasta recipe stand out.
- 1 (5 oz) can tuna in olive oil, drained: Provides a tender protein boost with a slightly oily richness that melds perfectly with the spices.
- 4 cups fresh spinach leaves: Adds vibrant green color, earthy flavor, and a tender bite.
- 1/2 cup cherry tomatoes, halved (optional): Sweetness and juiciness that balance the spice and tuna’s savoriness.
- Salt and freshly ground black pepper, to taste: Essential for seasoning and bringing out all the other flavors.
- Juice of half a lemon: Gives a bright, fresh finish that cuts through the richness beautifully.
- Grated Parmesan cheese, for serving (optional): Adds a salty, nutty topping that elevates the dish further.
How to Make Spicy Tuna Spinach Pasta Recipe
Step 1: Cook the Pasta
Start by cooking your chosen pasta according to the package instructions until it is perfectly al dente — tender but still firm to the bite. Drain it but be sure to reserve about 1/2 cup of the pasta water, which will come in handy later to loosen the sauce and help everything coat the pasta beautifully.
Step 2: Sauté Garlic and Chili Flakes
Next, heat the olive oil in a large skillet over medium heat. Throw in the minced garlic and red chili flakes and sauté for about one minute until the garlic is fragrant and golden but not browned. This step releases those brilliant flavors that are the foundation of the Spicy Tuna Spinach Pasta Recipe’s signature bold taste.
Step 3: Add Tuna
Drain your canned tuna and add it gently to the skillet. Use a spoon to break it up slightly — you want chunks, not mush — so it integrates with the garlic and chili, soaking up those amazing aromas.
Step 4: Incorporate Spinach
Now for the green magic: toss in fresh spinach leaves and stir until they wilt, transforming from vibrant and leafy to silky and tender in just a couple of minutes. This adds texture and a fresh dimension that keeps the dish lively and light.
Step 5: Add Cherry Tomatoes
If you’re using cherry tomatoes, now is the time to get them into the pan. Cook for another 1 to 2 minutes until they start to soften and release their juicy sweetness, balancing the heat and saltiness in the mix.
Step 6: Combine Pasta and Adjust Sauce
Return the cooked pasta to the skillet and toss everything together. Slowly add reserved pasta water, a little at a time, until you get a silky, slightly saucy consistency that clings to every bite. This makes the dish feel cohesive and luscious.
Step 7: Season and Finish
Season the entire dish with salt, freshly ground black pepper, and the juice of half a lemon. The acidity brightens the flavors and makes each ingredient pop. Give everything one last good toss before serving.
How to Serve Spicy Tuna Spinach Pasta Recipe

Garnishes
A simple sprinkle of grated Parmesan cheese adds a salty, nutty finish that is totally optional but highly recommended. For extra freshness, a few basil or parsley leaves scattered on top can make your plate look and taste stunning.
Side Dishes
This pasta recipe stands well on its own, but if you’re thinking about sides, a crisp green salad with lemon vinaigrette or some crusty garlic bread would pair wonderfully. These sides add crunch and extra flavor without overwhelming the vibrant flavors of your Spicy Tuna Spinach Pasta Recipe.
Creative Ways to Present
For a casual dinner, serve straight from the skillet or family-style bowl so everyone can dig in and share the experience. If you want to impress guests, twirl portions neatly onto plates and garnish with freshly grated Parmesan and a pinch of chili flakes for visual appeal.
Make Ahead and Storage
Storing Leftovers
This dish stores beautifully in an airtight container in the refrigerator for up to 3 days. The spinach softens a bit overnight but still tastes fresh and delicious when reheated.
Freezing
While it’s best enjoyed fresh, you can freeze leftovers by placing them in a freezer-safe container. Use within 1 month and thaw in the refrigerator overnight before reheating.
Reheating
To reheat, gently warm the pasta in a skillet over medium-low heat adding a splash of water or broth if needed to loosen the sauce. This keeps the pasta moist and avoids drying out the tuna or spinach.
FAQs
Can I use fresh tuna instead of canned tuna in this Spicy Tuna Spinach Pasta Recipe?
Fresh tuna can be used, but it requires careful cooking to avoid overcooking. Searing or gently cooking fresh tuna steaks separately before adding them can work well, but the ease and flavor of canned tuna make it ideal here.
Is this dish very spicy?
The level of spiciness comes from the red chili flakes, which can be adjusted to suit your taste. Start with half a teaspoon for a mild kick or increase for more heat according to preference.
Can I substitute spinach with other greens?
Absolutely! Baby kale, arugula, or Swiss chard work wonderfully and provide different textures and flavors while maintaining that fresh green element.
What pasta shape works best?
Penne and spaghetti are classic choices, but any pasta that holds sauce well, like fusilli or farfalle, will be delicious. Feel free to use whatever you have on hand!
Can I make this recipe vegan or vegetarian?
To keep it vegan or vegetarian, omit the tuna and Parmesan. Try adding white beans or sautéed mushrooms for protein instead, and consider nutritional yeast as a cheesy topping alternative.
Final Thoughts
This Spicy Tuna Spinach Pasta Recipe is a perfect balance of quick and impressive, comfort food with a lively twist. Whether you’re cooking for yourself or feeding friends, this dish brings together fresh, simple ingredients and a satisfying spicy kick that’s hard to resist. Give it a try and watch it become a favorite in your kitchen rotation!
Print
Spicy Tuna Spinach Pasta Recipe
- Prep Time: 10 minutes
- Cook Time: 15 minutes
- Total Time: 25 minutes
- Yield: 3 servings
- Category: Main Course
- Method: Stovetop
- Cuisine: Italian-inspired
- Diet: Low Fat
Description
A quick and flavorful Spicy Tuna Spinach Pasta combining tender pasta, savory tuna, fresh spinach, and a kick of red chili flakes, perfect for a nutritious and easy weeknight dinner.
Ingredients
Pasta and Seafood
- 8 oz pasta (penne, spaghetti, or your choice)
- 1 (5 oz) can tuna in olive oil, drained
Vegetables and Herbs
- 4 cups fresh spinach leaves
- 1/2 cup cherry tomatoes, halved (optional)
- 3 cloves garlic, minced
Seasonings and Others
- 1 tablespoon olive oil
- 1/2 teaspoon red chili flakes (adjust to taste)
- Salt and freshly ground black pepper, to taste
- Juice of half a lemon
- Grated Parmesan cheese, for serving (optional)
Instructions
- Cook the pasta: Cook the pasta according to package instructions until al dente. Drain the pasta, reserving 1/2 cup of the pasta cooking water for later use.
- Sauté garlic and chili: In a large skillet, heat olive oil over medium heat. Add minced garlic and red chili flakes; sauté for about 1 minute until fragrant and aromatic.
- Add tuna: Incorporate the drained tuna into the skillet, gently breaking it apart with a spoon to combine evenly.
- Wilt the spinach: Stir in the fresh spinach leaves and cook for 2–3 minutes until they are wilted but still vibrant green.
- Add cherry tomatoes: If using, add the halved cherry tomatoes and cook for an additional 1–2 minutes to soften slightly.
- Combine pasta and sauce: Mix in the cooked pasta, gradually adding the reserved pasta water a little at a time to loosen and create a light sauce that coats the pasta.
- Season: Season the mixture with salt, freshly ground black pepper, and the juice of half a lemon to brighten the flavors.
- Serve: Serve the pasta hot, topped with grated Parmesan cheese if desired for an extra savory finish.
Notes
- Adjust red chili flakes to control spiciness according to your heat preference.
- Cherry tomatoes add a fresh sweetness but can be omitted if unavailable.
- Use pasta water to create a silky sauce that clings well to the pasta.
- Parmesan cheese is optional but enhances the dish with a rich, umami flavor.
- For a healthier option, use whole grain or gluten-free pasta.

