Onigirazu - Japanese Sushi Sandwich

Onigirazu, a delightful fusion of sushi and sandwich, originating from Japan, is a versatile and convenient dish perfect for any meal. Its name combines “onigiri” (rice ball) and “razu” (not). Unlike traditional onigiri, which is shaped into balls or triangles, onigirazu features a flat, square shape, making it ideal for packing in bento boxes or enjoying on the go. This recipe offers a creative twist on classic flavors, providing a satisfying and nutritious meal option.

Yield: 4

Onigirazu Recipe for Healthy Eating

Onigirazu - Japanese Sushi Sandwich

Crave something unique? Try Onigirazu – a sushi meets sandwich in a delightful fusion of flavors! 🍣🥪 Elevate your taste buds with seasoned rice, creamy avocado, and crunchy veggies wrapped in nori. Perfect for a quick bite or a fun meal! 🌟

Prep Time 15 minutes
Cook Time 20 minutes
Total Time 35 minutes


  • 2 cups sushi rice, cooked and seasoned
  • 4 sheets nori seaweed
  • 1 avocado, sliced
  • 1 cucumber, julienned
  • 4 slices cooked tofu or grilled chicken (optional)
  • 4 tablespoons Japanese mayonnaise
  • 2 tablespoons soy sauce
  • 1 teaspoon sesame seeds
  • Salt, to taste


  1. Lay a sheet of nori on a clean surface, shiny side down.
  2. Spread a layer of cooked sushi rice evenly over the nori, leaving a small border around the edges.
  3. Place the avocado slices, cucumber strips, and tofu or chicken (if using) in the center of the rice.
  4. Drizzle with Japanese mayonnaise and soy sauce. Sprinkle with sesame seeds and a pinch of salt.
  5. Fold the sides of the nori over the filling to cover, forming a square shape.
  6. Gently press down on the Onigirazu to compact the ingredients.
  7. Carefully cut the onigirazu in half using a sharp knife.
  8. Serve immediately or wrap in plastic wrap for later enjoyment.

Nutrition Information:



Serving Size:


Amount Per Serving: Calories: 300Total Fat: 10gSaturated Fat: 1.5gCholesterol: 0mgSodium: 450mgCarbohydrates: 45gFiber: 5gSugar: 2gProtein: 6g

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Cultural Background and Significance

Onigirazu is a modern twist on the traditional Japanese onigiri, which is typically made with a triangular or ball-shaped rice base filled with various ingredients and wrapped in seaweed. The innovation of onigirazu lies in its square shape, making it easier to assemble and eat. It has become popular not only in Japan but also internationally, thanks to its versatility and convenience.

Health Benefits of Onigirazu

  • Provides a balanced mix of carbohydrates, proteins, and healthy fats.
  • Offers essential vitamins and minerals from vegetables like avocado and cucumber.
  • It can be customized to suit various dietary preferences, including vegetarian and vegan diets.
  • Incorporates seaweed, a rich source of iodine and other nutrients beneficial for thyroid health.

Tips for a Perfect Cook

  • Cook the rice properly
    Ensure the rice is cooked to the right consistency – not too sticky or too dry.
  • Use fresh ingredients
    Choose ripe avocados and crisp cucumbers for the best flavor and texture.
  • Press firmly
    When assembling the Onigirazu, press down gently but firmly to compact the ingredients for easier cutting and eating.

Variations and Modifications

  • Protein Options
    Experiment with different protein sources such as grilled salmon, tuna, or shrimp.
  • Veggie Varieties
    Swap out the avocado and cucumber for other veggies like shredded carrots, bell peppers, or spinach.
  • Sauce Substitutions
    Try different sauces like teriyaki, sriracha mayo, or wasabi mayo for added flavor.

Common Mistakes to Avoid

  • Overstuffing
    Avoid overfilling the Onigirazu, as it may make it difficult to wrap and eat.
  • Not sealing properly
    Ensure the edges of the nori are sealed tightly to prevent the filling from falling out.
  • Using soggy nori
    Keep the nori dry until ready to use to maintain its crispness.

Frequently Asked Questions

  • Can I make Onigirazu ahead of time?

    Yes, you can prepare them ahead of time and store them in the refrigerator for up to one day. Wrap them tightly in plastic wrap to keep them fresh.

  • Can I freeze Onigirazu?

    It’s not recommended to freeze it as the texture of the rice and fillings may change upon thawing.

  • Can I use brown rice instead of sushi rice?

    Yes, you can substitute brown rice for sushi rice, but note that the texture and flavor may differ slightly.

  • Can I make Onigirazu gluten-free?

    Yes, you can use gluten-free soy sauce or tamari to make this recipe gluten-free.

  • Can I add raw fish to Onigirazu?

    It’s not recommended to add raw fish to it unless it has been properly prepared and stored to prevent foodborne illness.

  • How long does Onigirazu stay fresh?

    It is best enjoyed fresh but can be stored in the refrigerator for up to one day.

  • Can I make it with meat fillings?

    Yes, you can use cooked chicken, beef, or pork as fillings for Onigirazu.

  • Can I pack Onigirazu in a lunchbox?

    Yes, it is a great option for packed lunches as it holds up well and is easy to transport.

  • What other sauces can I use for Onigirazu?

    Besides Japanese mayonnaise and soy sauce, you can try other sauces like sweet chili sauce, hoisin sauce, or peanut sauce.

  • Can I make mini-sized onigirazu for appetizers?

    Yes, you can make smaller-sized Onigirazu by using half sheets of nori and less filling for bite-sized portions.


Indulge in the delightful fusion of flavors with this Onigirazu recipe. Perfect for a quick meal or on-the-go snack, it offers a creative twist on traditional Japanese cuisine. Try it today and follow @HalfTheGuilt101 for more guilt-free recipes!

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