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Tostada de Atún (Tuna Recipe)

Tostada de Atún, or Tuna Tostada, is a popular dish originating in Mexico. It’s a light meal that can be prepared quickly, making it a great choice for busy weeknights. The dish is made using a toasted tortilla as the main base, which is then layered with preferred toppings.

Similar to bread being toasted, tortillas which are heated can be re-purposed into tostadas; either by frying or boiling.

In this article, we review this delicious recipe and guide you through all stages.

About this recipe

Get ready to dive into the ocean of flavor with Tostada de Atún. This recipe brings the best of the sea to your table, complemented by the crunch of a tostada.

Tostada de Atún recipe background

Originating from coastal regions, this dish is a lighter yet flavorful alternative to your traditional meat-based tostadas. It’s a popular choice for seafood lovers who enjoy Mexican cuisine.

Tostada Variants

Traditional TostadaTostada de Atún
Beef or ChickenTuna

Why make this recipe?

  • Healthy Choice: Rich in protein and Omega-3s.
  • Quick & Easy: Ready in minutes.
  • Impressive: Perfect for gatherings and special occasions.

What does Tostada de Atún taste like?

High-quality tuna, seasoned to perfection, atop a crispy tostada. It’s a mix of seafood and crunchy textures.

What is in Tostada de Atún?

  • Tuna: Fresh or canned, your choice.
  • Herbs: Cilantro, parsley.
  • Veggies: Onion, tomatoes, and jalapeño.

Equipment required for this recipe

  • Mixing bowls
  • Can opener (if using canned tuna)
  • Sharp knife
  • Baking sheet


  • 2 cans of tuna, drained
  • 1 small onion, chopped
  • 1 tomato, diced
  • 1 jalapeño, finely chopped
  • Salt and pepper to taste
  • Lime juice for zest

Optional Toppings:

  • Avocado slices
  • Fresh cilantro


  1. Prep Ingredients: Drain tuna, chop veggies.
  2. Mix: Combine tuna, veggies, salt, and lime juice in a bowl.
  3. Assemble: Heap the tuna mix on tostadas.
  4. Garnish: Add your choice of optional toppings.
  5. Serve: Relish the flavors immediately!

How to serve Tostada de Atún

Serve straight away to enjoy the crunch of the tostada. Add a wedge of lime for that extra zing.

What to serve Tostada de Atún with

My recommendations and tips

  • Opt for high-quality canned tuna if fresh isn’t available.
  • For a low-carb option, use lettuce leaves instead of tostadas.

Tostada de Atún storage ideas

Keep the tuna mixture in an airtight container in the fridge for up to 2 days. Assemble fresh when ready to serve.

Potential ingredients substitutes

Original IngredientSubstitute
TunaSalmon or Sardines
JalapeñoSerrano pepper

Nutritional Information

  • Calories: 210
  • Protein: 22g
  • Carbs: 10g
  • Fat: 9g

Frequently Asked Questions

  • Can I use flavored canned tuna?
  • Yes, but it may alter the taste profile.
  • Is it kid-friendly?
  • Absolutely, just skip the jalapeño for a milder version.


Tostada de Atún is an easy-to-make, delicious dish that brings the essence of the sea right to your plate. Try it once, and it’s bound to become a household favorite. Happy cooking!