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 Seafairers Spaghetti?

You need 13 ingredients. The key ingredients include: 1 ½ cups finely sliced celery, 2 medium onions, finely diced, 2 -3 tablespoons oil (olive or canola are fine), 1 cup tomato paste, and more.

Is Seafairers Spaghetti suitable as pasta & noodles?

Yes, Seafairers Spaghetti falls under the Pasta & Noodles category and is a great choice for this type of meal.

How do I store leftover Seafairers Spaghetti?

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

Seafairers Spaghetti Recipe

Name: Seafairers Spaghetti
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 ½ cups finely sliced celery; 2 medium onions, finely diced; 2 -3 tablespoons oil (olive or canola are fine); 1 cup tomato paste; 1 (800 g) can diced tomatoes; 2 (425 g) cans tuna in brine (save the brine); 2 cups water; 1 -2 tablespoon lemon juice; 2 -3 cups grated tasty cheese (or your favorite); 3 tablespoons parmesan cheese; salt and pepper; cornflour or water, if needed; 3 -4 cups of hot cooked pasta (we use shells, penne or spaghetti)

Try this homemade Seafairers Spaghetti recipe the whole family will love. Made with celery, onions, oil and tomato paste. Easy step-by-step instructions…

This Seafairers Spaghetti relies on simple, everyday ingredients such as finely sliced celery, medium onions, finely diced, tomato paste and (800 g) can diced tomatoes. It comes together quickly and makes 4 servings, at about 1081 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 Pasta & Noodles

1081

kcal

Calories

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

A good 1:1 gluten-free flour blend works well if you need a gluten-free version.

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

My Personal Notes

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Seafairers Spaghetti

Tips for the best results

Variations & substitutions

My Personal Notes

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