Tuna with spaghetti in the oven

Tuna with spaghetti in the oven on a baking dish

If you have few ideas for dinner, we suggest this simple and tasty recipe of spaghetti with tuna in the oven! With a little imagination you can turn a recipe like this in a delicious dinner.

Category: Fish, Pasta, Recipes
Servings:: 4
Prep Time: 10 m
Cook Time: 1:10 h
Total Time: 1:20 h
1 Star2 Stars3 Stars4 Stars5 Stars (9 votes, 4.11 out of 5)
Units: Metric (Units: US)


  • 350 grams (12 1/3 ounces) canned tuna
  • 250 grams (8 3/4 ounces) spaghetti
  • 2 medium ripe tomatoes
  • 1 large onion
  • 125 grams (4 1/2 ounces) grated cheese
  • 50 ml (1/4 cup) olive oil
  • 1 egg yolk
  • Pepper (to taste)
  • 1 small onion to cook the pasta
  • Coriander (to taste)
  • Salt (to taste)
  • For the béchamel sauce:

  • 200 ml (about 1 cup) milk
  • 2 tablespoons corn starch flour
  • 1/2 tablespoon butter
  • Pepper (to taste)
  • Nutmeg (to taste)
  • Salt (to taste)


  1. For the béchamel sauce:
    Place the butter in a saucepan and heat over low heat. When the butter start to melt, add the flour with a little milk and whisk until the flour is dissolved. Gradually add the rest of the milk, increase to medium heat and stir until a homogeneous and creamy mixture, about 10 minutes.
  2. Turn off the heat and season with a little salt, pepper and nutmeg. Mix the seasonings in the sauce and let cool. Béchamel sauce recipe.
  3. Cook the spaghetti in a saucepan with water seasoned with a little salt and a small onion. Turn off the heat, drain the spaghetti and set aside.
  4. Meanwhile, shred the tuna with a fork and set aside.
  5. Place the olive oil, chopped onion and the peeled tomatoes cut into small pieces in a saucepan and cook over low heat until the tomato start to break down, stirring occasionally. Add the tuna, season with a little pepper and cook for about 5 minutes, stirring occasionally. Then, combine together the chopped coriander, the spaghetti, the béchamel sauce and the grated cheese. Turn off the heat, pour the mixture onto a baking dish and brush with beaten egg yolk.Tuna and spaghetti mixture on a baking dish
  6. Preheat the oven to 180ºC (350ºF).
  7. Bake until golden, about 30 to 35 minutes. Turn off the oven and serve.
Tuna with spaghetti in the oven
Nutrition facts
Serves 4
Per Serving:
Calories 673
Total Fat 34.5 g(44%)
Saturated Fat 12 g(60%)
Cholesterol 166 mg(55%)
Sodium 295 mg(13%)
Total Carbohydrate 49.5 g(18%)
Protein 41.5 g

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