Seaweed Salad Hand Rolls

Featured in: Everyday Comforts

These hand rolls combine tender sushi rice with tangy seaweed salad and crunchy cucumber, all wrapped in crisp nori cones. A drizzle of spicy mayo adds a creamy heat, balancing the fresh, umami-packed flavors. Perfect as an appetizer or light bite, this dish offers a harmonious blend of textures and tastes. Made with simple ingredients and quick preparation, it suits vegetarian and dairy-free diets and can be customized with avocado or extra veggies.

Updated on Sun, 15 Feb 2026 10:29:00 GMT
Hand rolls filled with seasoned sushi rice, tangy seaweed salad, crisp cucumber, and spicy mayo in a nori cone.  Save
Hand rolls filled with seasoned sushi rice, tangy seaweed salad, crisp cucumber, and spicy mayo in a nori cone. | butterhollow.com

One humid summer evening, my friend texted asking if I could bring something to a rooftop dinner party, and all I had in my kitchen was sushi rice, some nori, and a jar of seaweed salad I'd forgotten about. What started as improvisation became something everyone actually wanted to eat with their hands, standing under string lights, without the fuss of rolling perfect cylinders. These hand rolls felt less formal than that, more like edible origami you could assemble yourself. I've been making them ever since for moments when I want sushi to feel less precious and more playful.

I made these for my book club once, and what was supposed to be a casual appetizer turned into everyone crowding around the kitchen island, assembling their own hand rolls like we were at some interactive omakase. One person accidentally folded theirs backwards, laughed it off, and ate it anyway, sauce dripping everywhere. It reminded me that food doesn't need to look Instagram-perfect to bring people together.

Ingredients

  • Sushi rice: The foundation that holds everything together, and rinsing it until the water runs clear makes all the difference in getting that fluffy, separate-grain texture instead of gluey mush.
  • Rice vinegar, sugar, and salt: These three ingredients transform plain rice into something with actual personality and a subtle tang that brightens the whole roll.
  • Prepared seaweed salad: Buy the pre-made version if you can find it in your grocery store's refrigerated section, because making it from scratch involves another whole process that honestly isn't worth it for hand rolls.
  • Cucumber: Julienne it into thin matchsticks so every bite has that crisp, refreshing crunch without overwhelming the other flavors.
  • Avocado: Optional, but it adds a creamy richness that makes the whole thing feel more indulgent without being heavy.
  • Nori sheets: Cut them in half because a full sheet is honestly too much nori for the amount of filling, and you want more rice-to-seaweed ratio than you'd think.
  • Mayonnaise and Sriracha: Mix these with lime juice to create a spicy mayo that ties the whole thing together with heat and a whisper of acid.
  • Sesame seeds and pickled ginger: These aren't mandatory, but they add textural interest and brightness that feel worth the minimal effort.

Instructions

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Prepare the sushi rice foundation:
Rinse your rice under cold running water, rubbing the grains gently between your fingers until the water runs almost clear—this removes excess starch and prevents gumminess. Combine it with water in a saucepan, bring to a boil, then cover and drop the heat to low for 15 minutes while the kitchen fills with that gentle steam smell, then let it sit for another 10 minutes untouched.
Season the rice with intention:
Mix the rice vinegar, sugar, and salt in a bowl until they dissolve completely, then gently fold this into your cooked rice using a wooden spoon or rice paddle, being careful not to mash the grains. The goal is coating, not crushing, and you'll know it's ready when the rice smells bright and tastes slightly sweet and tangy.
Make the spicy mayo:
Whisk together mayonnaise, Sriracha, and lime juice until smooth, then taste a tiny bit and adjust the heat level based on your preference. Some people like it subtle, some want their face to feel the burn—there's no wrong answer here.
Assemble your rolling station:
Lay out your half-sheets of nori on a clean, dry surface, set your rice nearby in a bowl with water for wet hands, and arrange your fillings in small piles so you can grab them easily. The more organized you are before you start, the less you'll fumble when you're actually rolling.
Build each cone with a light hand:
Place a half-sheet of nori shiny side down, then spread a thin diagonal layer of rice over about half the sheet, leaving the top third bare so you have something to grab and fold. Work quickly but gently so you don't tear the nori, and remember that less rice actually looks better and tastes better than a thick, stodgy layer.
Layer in your fillings strategically:
Add a small handful of seaweed salad, a few cucumber matchsticks, a thin slice or two of avocado if using, a tiny drizzle of spicy mayo, and a sprinkle of sesame seeds all in a diagonal line. The key is restraint—you want to taste everything, not get a mouthful of one ingredient.
Fold and seal:
Bring the bottom corner of the nori up and fold it over the fillings, then roll the whole thing into a cone shape, using a tiny bit of water on the edge if it needs help sticking. The first one always looks janky, the second one feels easier, and by the sixth one you'll have developed a rhythm.
Serve with respect for freshness:
Get these onto plates immediately while the nori is still crispy and hasn't started to get chewy from moisture. Serve with small bowls of soy sauce, pickled ginger, and extra spicy mayo on the side for dipping.
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Fresh nori cones packed with sushi rice, vibrant seaweed salad, cucumber, and a drizzle of spicy mayo for a flavorful bite.  Save
Fresh nori cones packed with sushi rice, vibrant seaweed salad, cucumber, and a drizzle of spicy mayo for a flavorful bite. | butterhollow.com

There's something about the moment when someone who's never made sushi before successfully folds their first hand roll and takes a bite, their face lighting up because they didn't realize they could do that. That's when I remember why I love making food for people—not because it's impressive, but because it makes the impossible feel suddenly possible.

Why Fresh Ingredients Actually Matter Here

Unlike cooked dishes where heat can mask or mellow flavors, hand rolls are all about the raw texture contrast and immediacy of taste. The second nori touches moisture in the air, it begins to soften, so these need to be eaten within minutes of assembly or you lose what makes them special. Your cucumber will stay crisp, the seaweed salad won't get soggy if you serve it on the side and let people add as much as they want, and the whole experience depends on that snap between your teeth when you bite into the nori cone.

The Spicy Mayo Philosophy

This isn't about drowning everything in heat—it's about creating a flavor bridge that makes each ingredient taste more like itself. The lime juice cuts through the richness of the mayo, the Sriracha adds warmth and complexity, and together they coat your palate in a way that makes you want another bite. I've learned that drizzling rather than dolloping is the move, letting people see and taste all the layers instead of experiencing one dominant flavor.

How to Make This Your Own

The template here is flexible enough that you can work with whatever vegetables are in your crisper drawer or whatever proteins are calling to you. Julienned carrots add sweetness, thin strips of pickled daikon bring tang, tofu chunks give plant-based substance, and even leftover cooked shrimp or crab works if you're not keeping this vegetarian. The seasoned rice and nori are your anchors, but everything else is an invitation to be creative and taste as you go.

  • Try grating carrot or daikon into thin matchsticks for a texture that's even crunchier than cucumber.
  • A tiny smear of wasabi mixed into your spicy mayo transforms the heat profile if you want something more traditionally sushi-like.
  • Keep an extra bowl of water nearby for your hands because wet fingers make the whole assembly process infinitely easier.
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Crunchy nori wraps around sushi rice, seaweed salad, cucumber, and creamy spicy mayo in these handheld Japanese rolls. Save
Crunchy nori wraps around sushi rice, seaweed salad, cucumber, and creamy spicy mayo in these handheld Japanese rolls. | butterhollow.com

These hand rolls exist in that perfect space where cooking feels more like playing, and eating feels more like an experience. Make them when you want something that tastes restaurant-quality but feels casual enough for a Tuesday night.

Kitchen Tips & Answers

How do I keep the nori crisp when assembling?

Ensure your hands are slightly damp to prevent the rice from sticking too much. Assemble the rolls just before serving to maintain nori crispness.

Can I substitute the seaweed salad with another ingredient?

Yes, you can use pickled vegetables or finely chopped fresh herbs to provide a similar tangy and refreshing flavor.

What is the best way to cook sushi rice for these rolls?

Rinse the rice until water runs clear, simmer with measured water, then season with rice vinegar, sugar, and salt for proper texture and flavor.

How spicy is the mayo drizzle, and can it be adjusted?

The spicy mayo combines mayonnaise with Sriracha for moderate heat, which can be adjusted by varying the chili sauce amount.

Are there any suggested garnishes to enhance flavors?

Toasted sesame seeds add a nutty crunch, while pickled ginger and soy sauce complement the rolls with brightness and saltiness.

Seaweed Salad Hand Rolls

Crisp nori cones packed with seaweed salad, sushi rice, cucumber, and spicy mayo for an umami treat.

Prep duration
25 min
Heat duration
15 min
Complete duration
40 min
Created by Ella Thompson


Skill level Medium

Heritage Japanese

Output 6 Portions

Eating preferences Meat-free, No dairy

What you'll need

Sushi Rice

01 1 cup sushi rice
02 1 1/4 cups water
03 2 tablespoons rice vinegar
04 1 tablespoon sugar
05 1/2 teaspoon salt

Fillings

01 1 1/2 cups prepared seaweed salad (wakame salad)
02 1 small cucumber, julienned
03 1 avocado, sliced (optional)
04 6 sheets nori (roasted seaweed), cut in half

Spicy Mayo

01 3 tablespoons mayonnaise (use vegan mayo if desired)
02 1 tablespoon sriracha or chili sauce
03 1 teaspoon lime juice

Garnish

01 1 tablespoon toasted sesame seeds (optional)
02 Soy sauce, for serving
03 Pickled ginger, for serving

Method

Phase 01

Prepare Sushi Rice: Rinse sushi rice under cold water until water runs clear. Combine rice and water in a saucepan, bring to a boil, then cover and simmer over low heat for 15 minutes. Remove from heat and let stand for 10 minutes.

Phase 02

Season Rice: In a small bowl, mix rice vinegar, sugar, and salt until dissolved. Gently fold seasoning into cooked rice and allow to cool to room temperature.

Phase 03

Make Spicy Mayo: In a small bowl, combine mayonnaise, sriracha, and lime juice. Adjust chili to taste.

Phase 04

Assemble Hand Rolls: Lay one half-sheet of nori shiny side down on a flat surface. With wet hands, spread a thin layer of sushi rice diagonally over half the nori, leaving the top third bare.

Phase 05

Add Fillings: Place a small amount of seaweed salad, cucumber, and avocado diagonally over the rice. Drizzle with spicy mayo and sprinkle with sesame seeds.

Phase 06

Form Cones: Fold nori over fillings to form a cone shape. Seal edge with a little water if needed.

Phase 07

Finish Assembly: Repeat assembly process with remaining ingredients.

Phase 08

Serve: Serve immediately with soy sauce and pickled ginger.

Kitchen tools needed

  • Saucepan with lid
  • Mixing bowls
  • Sharp knife
  • Cutting board
  • Small spoon

Allergy details

Always review individual ingredients for potential allergens and seek professional medical guidance if uncertain.
  • Contains soy (seaweed salad may contain soy sauce)
  • Contains egg (mayonnaise)
  • Contains sesame
  • Double-check seaweed salad ingredients for gluten and soy if sensitive

Nutrient breakdown per portion

Numbers shown are estimates only - consult healthcare providers for specific advice.
  • Energy: 140
  • Fats: 5 g
  • Carbohydrates: 21 g
  • Proteins: 3 g