Lemon Garlic Tuna Spaghetti

Featured in: Warm Family Dinners

This delightful pasta highlights tender spaghetti enveloped in a flavorful blend of flaky tuna, fresh lemon zest, and gently cooked garlic. The dish comes together quickly, enhanced by a splash of reserved pasta water to create a light, silky sauce. Fresh parsley adds a bright finish while optional red pepper flakes offer a hint of spice. Perfectly suited for an easy weeknight meal with Mediterranean flair, it pairs wonderfully with crisp white wine.

Updated on Mon, 22 Dec 2025 14:51:00 GMT
Flaky tuna, garlic, and bright lemon flavor this delicious Lemon-Garlic Tuna Spaghetti. Save
Flaky tuna, garlic, and bright lemon flavor this delicious Lemon-Garlic Tuna Spaghetti. | amberladle.com

I started making this on Wednesday nights when I needed something fast but didn't want to feel like I was settling. The first time, I barely had groceries—just a couple cans of tuna, some spaghetti, and a lemon rolling around in the crisper. Twenty minutes later, I was twirling lemony, garlicky pasta and wondering why I'd ever overthought dinner. It became my reset meal, the one I make when I want to feel like myself again in the kitchen.

I once made this for a friend who swore she hated canned tuna. She finished her plate before I did, then asked if there was more. We sat on my tiny balcony with our bowls, the smell of lemon and parsley drifting into the evening air, and she admitted she'd been wrong about tuna all along. That's the kind of quiet magic this dish has—it changes minds without trying too hard.

Ingredients

  • Spaghetti: The long strands catch the oil and lemon beautifully, but any pasta shape works if that's what you have on hand.
  • Olive oil: This is your flavor base, so use something you'd happily dip bread into—it makes all the difference.
  • Garlic: Slice it thin and keep the heat gentle so it turns golden and sweet, not bitter and sharp.
  • Lemon: Both the zest and juice are essential—zest gives you fragrance, juice gives you brightness.
  • Tuna in olive oil: Don't drain it bone-dry, a little of that oil adds richness to the sauce.
  • Red pepper flakes: Just a pinch wakes everything up without making it spicy.
  • Fresh parsley: It's not just garnish, it brings a grassy freshness that balances the richness.
  • Pasta water: This starchy liquid is the secret to a silky sauce that clings instead of slides.
  • Salt and pepper: Taste as you go, pasta needs more seasoning than you think.

Instructions

Boil the pasta:
Get your water rolling and salt it like the sea—this is your only chance to season the pasta itself. Before you drain, scoop out some of that cloudy, starchy water and set it aside.
Toast the garlic:
Let the olive oil shimmer, then add your garlic and listen for that gentle sizzle. The moment it smells sweet and nutty, you're there—don't let it brown or it'll taste sharp.
Add the tuna and lemon:
Flake the tuna in gently, then shower it with lemon zest and juice. Let everything warm together for a couple of minutes so the flavors start to blend.
Toss it all together:
Add your drained spaghetti right into the skillet and toss with tongs, adding splashes of pasta water until it looks glossy and cohesive. The sauce should coat every strand without pooling at the bottom.
Finish and serve:
Fold in the parsley, taste for salt and pepper, then plate it up with extra parsley on top and a lemon wedge on the side. Squeeze that wedge over your bowl just before you eat.
A close-up of Lemon-Garlic Tuna Spaghetti: a quick and easy Italian pasta meal, ready to eat. Save
A close-up of Lemon-Garlic Tuna Spaghetti: a quick and easy Italian pasta meal, ready to eat. | amberladle.com

One night I made this after a long day and ate it standing at the counter, straight from the pan. The lemon hit first, then the garlic, then the tender flakes of tuna. I realized I didn't need candles or a set table to enjoy something this good. Sometimes the best meals are the ones you don't overthink, the ones that just taste like comfort and common sense.

Making It Your Own

I've tossed in halved cherry tomatoes when I had them, and their sweetness made the whole thing feel even brighter. Capers are another favorite—their briny pop cuts through the richness in the best way. You can also swap the parsley for basil if that's what's growing on your windowsill.

What to Serve It With

This is light enough that it doesn't need much—maybe a simple green salad with a sharp vinaigrette, or some crusty bread to mop up any lemony oil left on your plate. A cold glass of Pinot Grigio or sparkling water with a lemon wedge feels just right alongside it.

Storing and Reheating

Leftovers keep for a day or two in the fridge, though the pasta will soak up the sauce as it sits. When you reheat it, add a splash of olive oil or a little more lemon juice to wake it back up. Honestly, I've eaten it cold straight from the container more than once and it still tasted great.

  • Store in an airtight container in the fridge for up to two days.
  • Reheat gently in a skillet with a splash of water or oil to loosen the sauce.
  • Cold leftovers make a surprisingly good next-day lunch.
Tender spaghetti coated in a flavorful lemon and garlic sauce with flaked tuna; the perfect Lemon-Garlic Tuna Spaghetti. Save
Tender spaghetti coated in a flavorful lemon and garlic sauce with flaked tuna; the perfect Lemon-Garlic Tuna Spaghetti. | amberladle.com

This is the kind of recipe I come back to when I need to remember that cooking doesn't have to be complicated to be good. It's just pasta, tuna, lemon, and a little bit of care—and somehow, that's more than enough.

Recipe FAQs

How do I prevent the garlic from burning?

Cook garlic over medium heat and stir frequently, allowing it to soften and release aroma without browning to avoid bitterness.

Can I use fresh tuna instead of canned?

Fresh tuna can be used but requires gentle cooking to keep it flaky and tender; canned tuna offers a convenient alternative with consistent texture.

What does adding pasta water do to the dish?

Reserved pasta water contains starch that helps create a light sauce, helping ingredients bind and coat the spaghetti evenly.

Is it possible to add extra vegetables to this dish?

Yes, halved cherry tomatoes or capers can be added for extra flavor and texture, brightening the overall profile.

What herbs pair best with lemon and tuna in this dish?

Fresh flat-leaf parsley complements the lemon and tuna's flavors, adding freshness without overpowering the dish.

Lemon Garlic Tuna Spaghetti

Spaghetti combined with flaky tuna, zesty lemon, and aromatic garlic for a vibrant Mediterranean-inspired dish.

Prep time
10 min
Cook time
15 min
Overall time
25 min
Created by Rachel Hayes


Skill required Easy

Cuisine Italian

Makes 4 Serving size

Diet preferences No dairy

What you need

Pasta

01 14 oz dried spaghetti

Sauce

01 2 tbsp olive oil
02 3 garlic cloves, thinly sliced
03 1 lemon, zested and juiced
04 2 cans (5.6 oz each) tuna in olive oil, drained and flaked
05 1/2 tsp crushed red pepper flakes (optional)
06 1/4 cup fresh flat-leaf parsley, chopped
07 1/4 cup reserved pasta cooking water
08 Salt and freshly ground black pepper, to taste

Toppings

01 Extra chopped parsley, for garnish
02 Lemon wedges, for serving

How to make it

Step 01

Cook spaghetti: Bring a large pot of salted water to a boil. Cook spaghetti according to package directions until al dente. Reserve 1/4 cup of pasta cooking water before draining.

Step 02

Prepare garlic and tuna: In a large skillet over medium heat, warm olive oil. Add sliced garlic and cook 1 to 2 minutes until fragrant without browning.

Step 03

Add tuna and seasonings: Incorporate drained tuna, breaking it apart gently. Stir in lemon zest, lemon juice, and crushed red pepper flakes if using. Cook for 2 to 3 minutes, stirring gently.

Step 04

Combine pasta and sauce: Transfer cooked spaghetti into the skillet. Toss to combine, gradually adding reserved pasta water to achieve a light coating on the pasta.

Step 05

Finish and season: Mix in chopped parsley. Season with salt and freshly ground black pepper to taste.

Step 06

Serve: Plate the pasta, garnish with extra chopped parsley, and serve with lemon wedges.

Equipment needed

  • Large pot
  • Large skillet
  • Colander
  • Wooden spoon
  • Zester or fine grater

Allergy info

Always review ingredients for allergens. Talk to your healthcare provider if you're unsure.
  • Contains fish (tuna) and gluten (spaghetti). Verify pasta packaging for potential egg or wheat allergens.

Nutrition details (each serving)

Nutritional details are for reference and aren't a substitute for healthcare guidance.
  • Calorie Count: 480
  • Fat content: 14 g
  • Carbohydrate: 62 g
  • Protein amount: 28 g