Spicy Tuna Crispy Rice

Category: Quick & Tasty Snack Ideas

Enjoy the harmony of crispy sushi rice, creamy spicy ahi tuna, fresh avocado, and a punch from jalapeño slices. This Japanese-inspired appetizer combines perfectly seasoned, pan-fried rice squares with a luscious tuna mix enhanced by kewpie mayo and sriracha. Garnished with avocado, sesame seeds, chives, and a hint of citrusy lime, each bite is a wonderful balance of texture and flavor. Whether serving for a gathering or a satisfying snack, this dish delivers restaurant-quality satisfaction at home.

Savor by Sophie official logo
Updated on Thu, 23 Oct 2025 20:36:50 GMT
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Spicy tuna crispy rice is the kind of snack that turns any gathering into a celebration with just one bite. This dish layers crisped and savory sushi rice with a dollop of spicy mayo tuna and creamy avocado then finishes with a punch from fresh jalapeño. It is a playful mix of textures and flavors that always disappears quickly around my table.

I first whipped this up for friends on a movie night and they still request it every time they come over. There is something memorable about the crunch of the rice paired with that silky spicy tuna that always brings people back for seconds.

Ingredients

  • Sushi rice: The foundation of the dish choose short grain Japanese rice for the stickiest texture
  • Rice vinegar: Brings gentle acidity opt for bottles labeled for sushi soup
  • Granulated sugar: Rounds out the vinegar and brings subtle sweetness use fine white sugar for easier mixing
  • Sesame oil: Adds nutty depth and aroma be sure to choose toasted sesame oil for a richer flavor
  • Ahi tuna: Very fresh or sushi grade tuna is a must for safety and best quality ask your fishmonger for help picking out the brightest looking fillet
  • Kewpie mayonnaise: Creates that signature creamy texture look for bottles with a red cap in Asian markets
  • Sriracha: Delivers heat and a touch of garlic choose any brand you prefer for spice
  • Soy sauce: Brings salty umami stick with a light style soy sauce for this recipe
  • Lime juice: Adds brightness fresh squeezed lime juice makes a noticeable difference
  • Avocado: Offers a buttery counterpoint go for fruit that yields gently with a squeeze
  • Toasted sesame seeds: Adds crunch and toasty flavor check the expiration date for best flavor
  • Chives or scallions: Bright green flavor and a little bite choose fresh crisp stalks
  • Jalapeño or serrano pepper: Finishes each bite with a pop of spice slice just before serving

Step-by-Step Instructions

Prepare the Rice:
Rinse the sushi rice thoroughly under cool water until the water runs clear gently swirling with your hand to remove excess starch This prevents mushy rice later on
Cook and Flavor the Rice:
Cook the rinsed rice with the measured water and salt in a rice cooker or on the stove Once finished stir in a blend of rice vinegar sugar and sesame oil making sure every grain is coated and shiny
Shape and Chill the Rice:
Line a small square baking pan with plastic wrap Pat all the seasoned rice into a uniform half inch thick layer pressing gently to avoid air pockets Chill in the fridge for at least one hour or pop it in the freezer for a faster set
Cut the Rice Blocks:
When thoroughly chilled lift out the rice block and use a damp sharp knife to cut it into neat rectangles Keep the knife wet for clean cuts
Pan Fry the Rice:
Heat a thin sheen of vegetable oil in a skillet until barely shimmering Carefully lay in the rice rectangles leaving plenty of space Fry for about three minutes per side Flip with a thin spatula when golden and drain each on a rack for ultimate crispness
Make the Spicy Tuna:
In a clean bowl combine finely chopped ahi tuna with Kewpie mayo Sriracha soy sauce sesame oil and fresh lime juice Mix well until smooth taste and adjust heat if desired
Assemble the Crispy Rice Bites:
Lay a thin slice of avocado across each rice square Spoon on a bit of spicy tuna Sprinkle with sesame seeds minced chives and a round of fresh pepper for a pop of color and heat
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One of my favorite ingredients here is Kewpie mayonnaise It adds this lush creaminess that regular mayo just cannot match Growing up we made so many quick rolls with Kewpie and it always takes me back to those kitchen memories with my mom learning to shape rice with gentle hands

Storage Tips

Spicy tuna crispy rice is best enjoyed just after frying when the contrast of crunchy and creamy is at its peak If you need to prep ahead keep the rice blocks chilled and only fry right before serving Leftover spicy tuna mix should be tightly wrapped and kept in the coldest part of your fridge for up to one day If you want to make some bits in advance freezing unfried rice blocks works well and they fry up perfectly from frozen just add an extra minute to the cooking time

Ingredient Substitutions

No ahi tuna on hand Try fresh sushi grade salmon for a buttery alternative For a vegetarian version swap the tuna for mashed chickpeas or even diced roasted mushrooms Use regular mayonnaise if Kewpie is not available and mellow out the heat with a touch more mayo if you have spice sensitive eaters

Serving Suggestions

These bites make an unforgettable starter at a sushi themed dinner or a standout finger food at a party For an added garnish use pickled ginger or a drizzle of wasabi mayo For more variety serve with simple cucumber salad or alongside edamame

Cultural Context

Spicy tuna crispy rice is inspired by Japanese sushi but is a distinctly American restaurant creation made famous in Los Angeles and New York It offers the familiar flavors of a spicy tuna roll but with the added appeal of hot crispy rice contrasting the cool toppings It is fun fusion food at its best popularized by iconic spots like Nobu

Recipe FAQs

→ How do I ensure the rice stays crispy?

After frying, let the rice cool on a wire rack to keep it crisp and prevent sogginess. Chill the rice before slicing and frying for best results.

→ Can I prepare the rice in advance?

Yes, the seasoned rice can be shaped and chilled overnight. Slice and fry just before serving for optimal crispiness.

→ What type of tuna should I use?

Use sushi-grade ahi tuna for freshest flavor and food safety. Chop finely to ensure a creamy blend with the spicy sauce.

→ How spicy is the tuna topping?

The spice level comes from sriracha and sliced jalapeño. Adjust both to suit your personal preference.

→ Can I substitute the avocado or garnishes?

Feel free to use scallions, extra sesame seeds, or omit avocado if desired. Customize garnishes to your taste.

Spicy Tuna Crispy Rice

Golden sushi rice topped with spicy ahi tuna, avocado, and jalapeño for a deliciously bold bite.

Prep Time
10 min
Cook Time
15 min
Total Time
25 min
By: Sophie

Category: Snacks

Skill Level: Intermediate

Cuisine: Japanese

Yield: 32 pieces

Dietary Preferences: Dairy-Free

Ingredients

→ Sushi Rice

01 225 g sushi rice, rinsed until water runs clear
02 480 ml water
03 1 teaspoon fine salt
04 3 tablespoons rice vinegar
05 1 tablespoon granulated sugar
06 1 teaspoon toasted sesame oil

→ Spicy Ahi Tuna

07 450 g sushi-grade ahi tuna, finely chopped
08 3 tablespoons Japanese Kewpie mayonnaise
09 2 tablespoons Sriracha sauce
10 1 tablespoon soy sauce (for sushi and sashimi preferred)
11 2 teaspoons toasted sesame oil
12 1–2 teaspoons freshly squeezed lime juice

→ For Frying

13 120–180 ml neutral vegetable oil

→ Garnishes

14 1 ripe avocado, thinly sliced
15 Toasted sesame seeds
16 Chives or scallions, finely minced
17 Jalapeño or serrano pepper, thinly sliced

Steps

Step 01

Place rinsed sushi rice and 480 ml water in a rice cooker, add 1 teaspoon salt, and cook until tender.

Step 02

In a small bowl, dissolve granulated sugar in rice vinegar and sesame oil. Gently fold seasoning mixture into cooked rice until evenly combined.

Step 03

Transfer seasoned rice to a plastic wrap-lined 20x20 cm baking pan. Shape into a compact 1.25 cm thick square. Cover and refrigerate for at least 1 hour or freeze for 30 minutes to firm.

Step 04

Remove chilled rice block and cut into bite-sized rectangles using a sharp knife.

Step 05

Heat 120–180 ml vegetable oil in a deep skillet over high heat until shimmering. Fry rice rectangles in batches, spacing 5 cm apart. Cook 3 minutes per side until uniformly golden and crisp. Drain on a wire rack over paper towels.

Step 06

In a mixing bowl, combine finely chopped tuna, Kewpie mayonnaise, Sriracha, soy sauce, sesame oil, and lime juice. Mix until fully incorporated.

Step 07

Place an avocado slice on each crispy rice piece. Top with 1–2 tablespoons spicy tuna mixture. Garnish with toasted sesame seeds, minced chives or scallions, and a slice of jalapeño or serrano pepper.

Notes

  1. Ensure oil is sufficiently hot before frying to achieve maximum crispiness and prevent excess absorption.
  2. Chilling the formed rice block thoroughly facilitates clean slicing and prevents the rice from falling apart during frying.
  3. Always use sushi-grade tuna when preparing raw fish dishes to minimize the risk of food-borne illness.
  4. Drain fried rice pieces on a wire rack to retain their crisp texture.
  5. Carefully pack rice into the pan without crushing the grains or leaving air pockets for best texture and structure.
  6. Washing rice thoroughly removes excess starch, producing fluffy, non-gummy grains optimal for shaping.

Required Tools

  • Rice cooker
  • 20x20 cm (8x8-inch) baking pan
  • Deep skillet
  • Wire rack
  • Mixing bowls
  • Sharp kitchen knife
  • Plastic wrap

Allergen Information

Check all ingredients for potential allergens and consult a healthcare professional if needed.
  • Contains fish (tuna), eggs (Kewpie mayonnaise), soy (soy sauce), and sesame.

Nutrition Information (per serving)

These details are for informational purposes only and should not replace professional advice.
  • Calories: 184
  • Fats: 6 g
  • Carbohydrates: 21 g
  • Proteins: 11 g