This Japanese-inspired canned tuna recipe is a quick and flavorful dish that can be prepared in minutes. Perfect for a light lunch or a simple dinner, it combines the savory taste of soy sauce with the nutty aroma of sesame oil. The addition of green onions and toasted sesame seeds adds a delightful crunch and freshness to the dish.
If you're not familiar with sesame oil or rice vinegar, these ingredients might not be commonly found in your pantry. Sesame oil has a distinct, nutty flavor and is often used in Asian cuisine. Rice vinegar is milder and sweeter than regular vinegar, adding a subtle tang to the dish. Both can be found in the Asian section of most supermarkets.

Ingredients For Japanese Canned Tuna Recipe
Tuna: A versatile and protein-rich fish, usually canned in water or oil.
Soy sauce: A salty and savory condiment made from fermented soybeans.
Sesame oil: A fragrant oil derived from sesame seeds, used for its nutty flavor.
Rice vinegar: A mild and slightly sweet vinegar made from fermented rice.
Green onions: Also known as scallions, these add a fresh and slightly pungent flavor.
Toasted sesame seeds: Small seeds that add a crunchy texture and nutty taste when toasted.
Technique Tip for This Recipe
When preparing this dish, ensure the tuna is thoroughly drained to avoid excess moisture, which can dilute the flavors of the soy sauce, sesame oil, and rice vinegar. For an added layer of texture and flavor, lightly toast the sesame seeds in a dry pan over medium heat until they are golden brown and fragrant before adding them to the mixture. This simple step can significantly enhance the overall taste of the dish.
Suggested Side Dishes
Alternative Ingredients
tuna - Substitute with canned salmon: Canned salmon has a similar texture and flavor profile, making it a suitable alternative.
soy sauce - Substitute with tamari: Tamari is a gluten-free option that provides a similar umami flavor.
sesame oil - Substitute with olive oil: Olive oil can provide a rich, smooth texture, though it lacks the nutty flavor of sesame oil.
rice vinegar - Substitute with apple cider vinegar: Apple cider vinegar offers a similar acidity and tanginess, though with a slightly fruitier note.
green onions - Substitute with chives: Chives provide a mild onion flavor and similar color, making them a good alternative.
toasted sesame seeds - Substitute with toasted sunflower seeds: Toasted sunflower seeds offer a similar crunch and nutty flavor, though they are slightly different in taste.
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How to Store or Freeze This Dish
To store your Japanese Canned Tuna Recipe, transfer the mixture into an airtight container. This will help maintain its freshness and prevent any unwanted odors from seeping in.
Place the container in the refrigerator. The tuna mixture can be stored for up to 3 days. Make sure to give it a good stir before serving to redistribute the soy sauce and sesame oil evenly.
If you wish to freeze the tuna mixture, portion it out into smaller, freezer-safe containers or ziplock bags. This makes it easier to thaw only what you need.
Label each container or bag with the date of preparation. This helps you keep track of how long the tuna mixture has been stored.
When ready to use, thaw the tuna mixture in the refrigerator overnight. Avoid thawing at room temperature to maintain food safety.
Once thawed, give the tuna mixture a good stir to reincorporate the soy sauce and sesame oil. You can also add a splash of fresh soy sauce or sesame oil to revive the flavors if needed.
For an extra burst of freshness, consider adding freshly chopped green onions and a sprinkle of toasted sesame seeds just before serving.
How to Reheat Leftovers
Stovetop Method
- Heat a non-stick skillet over medium heat.
- Add a small amount of olive oil or sesame oil to the skillet.
- Once the oil is hot, add the leftover Japanese canned tuna mixture.
- Stir gently and heat for 2-3 minutes until warmed through.
- Serve immediately, perhaps with a side of steamed rice or vegetables.
Microwave Method
- Place the leftover Japanese canned tuna mixture in a microwave-safe dish.
- Cover the dish with a microwave-safe lid or plastic wrap to retain moisture.
- Microwave on medium power for 1-2 minutes.
- Stir halfway through to ensure even heating.
- Let it sit for a minute before serving to allow the heat to distribute evenly.
Oven Method
- Preheat your oven to 350°F (175°C).
- Place the Japanese canned tuna mixture in an oven-safe dish.
- Cover the dish with aluminum foil to prevent drying out.
- Heat in the oven for about 10-15 minutes, or until warmed through.
- Remove from the oven and serve immediately.
Steaming Method
- Prepare a steamer by bringing water to a boil in the bottom compartment.
- Place the Japanese canned tuna mixture in a heatproof dish and set it in the steamer basket.
- Cover and steam for about 5-7 minutes.
- Carefully remove the dish from the steamer and serve hot.
Double Boiler Method
- Fill the bottom part of a double boiler with water and bring it to a simmer.
- Place the Japanese canned tuna mixture in the top part of the double boiler.
- Stir occasionally and heat for about 5-7 minutes until warmed through.
- Serve immediately, perhaps garnished with extra green onions or toasted sesame seeds.
Essential Tools for This Recipe
Mixing bowl: A large bowl used to combine the tuna, soy sauce, sesame oil, and rice vinegar.
Can opener: A tool to open the can of tuna.
Measuring spoons: Used to measure out the soy sauce, sesame oil, and rice vinegar accurately.
Chopping board: A flat surface to chop the green onions.
Knife: Used to finely chop the green onions.
Spoon: For mixing the ingredients together.
Refrigerator: If you choose to chill the mixture before serving.
How to Save Time on This Recipe
Prepare ingredients ahead: Measure out the soy sauce, sesame oil, and rice vinegar in advance to streamline the process.
Use pre-chopped green onions: Save time by purchasing pre-chopped green onions or chopping them in bulk and storing them in the fridge.
Mix in the can: Combine the tuna and other ingredients directly in the can to reduce dishwashing.
Double the recipe: Make a larger batch and store it in the refrigerator for quick meals throughout the week.
Use a whisk: Quickly blend the soy sauce, sesame oil, and rice vinegar with a whisk for a smoother mixture.

Japanese Canned Tuna Recipe
Ingredients
Main Ingredients
- 1 can Tuna drained
- 2 tablespoon Soy Sauce
- 1 teaspoon Sesame Oil
- 1 teaspoon Rice Vinegar
- 1 tablespoon Green Onions chopped
- 1 teaspoon Sesame Seeds toasted
Instructions
- 1. In a mixing bowl, combine the drained tuna, soy sauce, sesame oil, and rice vinegar.
- 2. Add the chopped green onions and toasted sesame seeds. Mix well.
- 3. Serve immediately or chill in the refrigerator for later.
Nutritional Value
Keywords
Suggested Appetizers and Desserts
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