Spicy Tuna is a bold and flavorful dish with tender chunks of tuna are combined with a zesty, spicy sauce that’s both savory and satisfying. It can be served as a topping for sushi, a filling for tacos.

What Is Spicy Tuna?
Spicy tuna is typically made with raw tuna that’s been finely diced and then mixed with spicy condiments like sriracha, mayonnaise, and sometimes chili paste or hot sauce. The result is a creamy yet zesty tuna that has a perfect balance of heat and umami. Spicy tuna is most commonly associated with sushi and poke bowls, but it’s also enjoyed in other forms, such as in tacos, salads, and even as a topping for rice dishes.
Tips and Tricks for Perfect Spicy Tuna
Use Fresh Tuna: Freshness is critical when making spicy tuna, as it is consumed raw. Always opt for sushi-grade fish from a trusted source.
Adjust the Spice Level: Not everyone loves the same level of spice. If you prefer a milder version, reduce the amount of sriracha or substitute it with a milder hot sauce.
Avoid Overmixing: You want to keep the tuna’s texture intact, so mix gently. Overmixing can turn your tuna into a mushy mess.
Add Crunch: For added texture, toss in some toasted sesame seeds or chopped green onions just before serving.

Variations of Spicy Tuna
While the classic spicy tuna recipe is delicious on its own, there are many variations that you can try depending on what you’re craving.
Spicy Tuna Poke Bowl:
Take your spicy tuna and serve it over a bed of rice (sushi rice, brown rice, or even cauliflower rice for a low-carb option). Add toppings like sliced cucumber, avocado, pickled ginger, seaweed salad, and a sprinkle of sesame seeds.
Spicy Tuna Roll:
Make a sushi roll by placing the spicy tuna mixture inside a sheet of nori and rolling it up with some avocado and cucumber. Slice into bite-sized pieces and enjoy with a dash of soy sauce.
Spicy Tuna Tacos:
If you’re craving something different, serve the spicy tuna in small corn or flour tortillas with a squeeze of lime, cilantro, and a touch of spicy mayo for extra flavor.
Spicy Tuna Salad:
Toss the spicy tuna with mixed greens, avocado, and a light vinaigrette dressing. It’s a great healthy option that still satisfies the craving for spicy tuna without the carbs.
How to Serve Spicy Tuna
There are countless ways to enjoy spicy tuna. Here are a few serving suggestions to inspire you:
- Sushi Rolls: Use the spicy tuna as the filling in a sushi roll, paired with avocado, cucumber, and a drizzle of eel sauce for sweetness.
- Poke Bowl: Serve the spicy tuna over a base of warm or chilled rice and add your favorite toppings like seaweed, edamame, and fresh veggies.
- With Chips: Serve the spicy tuna as a dip with crispy tortilla chips or wonton chips for a crunchy contrast to the creamy tuna.
- On Lettuce Wraps: For a low-carb option, serve the spicy tuna in lettuce wraps, adding a touch of soy sauce and sesame seeds for extra flavor.
How to Store Spicy Tuna
Since spicy tuna contains raw fish, it is best consumed immediately after preparation. However, if you have leftovers, follow these storage guidelines:
- Refrigerate: Store any leftover spicy tuna in an airtight container in the refrigerator for up to 24 hours. The tuna will lose its texture and flavor after a longer period.
- Freezing: Freezing raw tuna is not recommended, as it may affect the texture and taste once thawed.
When reheating leftover spicy tuna, avoid microwaving it, as this can cause the fish to become tough and rubbery. Instead, enjoy it cold in a salad or atop fresh rice.

Recipe FAQs
1. Can I use cooked tuna for spicy tuna?
While the traditional spicy tuna recipe uses raw tuna, you can substitute cooked tuna if you prefer. However, this will change the texture and flavor of the dish.
2. What kind of tuna should I use?
For the best results, always choose sushi-grade tuna. Yellowfin and Ahi tuna are both excellent options due to their mild flavor and firm texture.
3. How spicy is spicy tuna?
The level of spice can vary depending on the amount of sriracha and chili paste used. Start with less if you’re sensitive to spice and gradually add more to suit your taste.
4. Can I make spicy tuna ahead of time?
It’s best to make spicy tuna just before serving to preserve the freshness and texture of the fish. However, you can prepare the spicy mayo sauce and chop the tuna ahead of time.
Spicy Tuna

Spicy Tuna is a bold and flavorful dish with tender chunks of tuna are combined with a zesty, spicy sauce that’s both savory and satisfying. It can be served as a topping for sushi, a filling for tacos.
Ingredients
- 4 oz sashimi-grade tuna
- 2 green onions/scallions
- ½ tsp toasted sesame oil
- 1½ Tbsp sriracha sauce (adjust for spice preference)
- 1 Tbsp Japanese Kewpie mayonnaise (optional, for spicy mayo)
- 1 tsp toasted white sesame seeds (for garnish)
Instructions
- Start by slicing the green onions. Separate the white parts (for mixing with tuna) and the green parts (for garnish). Set aside.
- In a medium bowl, combine 1½ Tbsp sriracha and ½ tsp toasted sesame oil. Stir to mix.
- Slice 4 oz sashimi-grade tuna into ½-inch slices, then cut into cubes.
- Add the tuna to the bowl with the sauce and toss to coat. Add the white parts of the green onions and mix well.
- Sprinkle with toasted sesame seeds and garnish with the green onion tops.
Nutrition Information
Yield
2Serving Size
1Amount Per Serving Calories 210Total Fat 10gSaturated Fat 2gTrans Fat 0gUnsaturated Fat 7gCholesterol 73mgSodium 467mgCarbohydrates 5gFiber 1gSugar 3gProtein 24g
dinnerbytes.com, occasionally offers nutritional information for recipes contained on this site. This information is provided as a courtesy and is an estimate only. This information comes from online calculators. Although dinnerbytes.com attempts to provide accurate nutritional information, these figures are only estimates.

Conclusion
Spicy tuna is a simple yet flavorful dish that can be enjoyed in many different ways, whether as a topping for sushi, in a poke bowl, or served as a dip. With just a few ingredients, you can create a restaurant-quality dish right in your own kitchen. By following these tips and tricks, you’ll be able to make a delicious spicy tuna meal that suits your taste perfectly. Whether you’re serving it for a weeknight dinner or at your next dinner party, spicy tuna is sure to impress!
Try these other tuna recipes: