How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Spaghetti With Tuna And Spinach?

You need 10 ingredients. The key ingredients include: 16 ounces spaghetti, 2 tablespoons vegetable oil, 1 red onion medium, finely chopped, 2 cloves garlic minced, and more.

Is Spaghetti With Tuna And Spinach suitable as seafood?

Yes, Spaghetti With Tuna And Spinach falls under the Seafood category and is a great choice for this type of meal.

How do I store leftover Spaghetti With Tuna And Spinach?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Spaghetti With Tuna And Spinach Recipe

Name: Spaghetti With Tuna And Spinach
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 16 ounces spaghetti; 2 tablespoons vegetable oil; 1 red onion medium, finely chopped; 2 cloves garlic minced; 3 1/2 ounces roasted red peppers thinly sliced; 15 ounces tuna in brine, drained, flaked; 2 ounces pitted kalamata olives thinly sliced; 1 teaspoon lemon zest; 5 1/4 ounces baby spinach; grated Parmesan cheese to serve

Try this homemade Spaghetti With Tuna And Spinach recipe the whole family will love. Made with spaghetti, vegetable oil, red onion and garlic. Easy step…

This Spaghetti With Tuna And Spinach relies on simple, everyday ingredients such as spaghetti, vegetable oil, garlic minced and lemon zest. It comes together quickly and makes 4 servings, at about 218 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Seafood

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

No specific allergen information. Please check the ingredient list for possible allergens.

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Spaghetti With Tuna And Spinach

Tips for the best results

Variations & substitutions

My Personal Notes

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