Sushi Bake with Salmon Avocado

Featured in: Everyday Main Dishes

This layered dish combines perfectly cooked seasoned rice with tender flaked salmon and a creamy avocado blend. Baked until warm and slightly golden, it’s topped with crispy nori squares, toasted sesame seeds, and fresh spring onions for texture and flavor. Served warm with soy sauce and optional pickled ginger or wasabi, this dish offers a harmonious balance of rich, fresh, and savory elements inspired by Japanese flavors.

Updated on Mon, 29 Dec 2025 13:45:00 GMT
Warm Sushi Bake Casserole, a delightful mix of flaked salmon, creamy avocado, and seasoned rice. Save to Pinterest
Warm Sushi Bake Casserole, a delightful mix of flaked salmon, creamy avocado, and seasoned rice. | nexusfork.com

The first time I made sushi bake, I was standing in my kitchen on a lazy Sunday afternoon, staring at a salmon fillet and wondering if I could somehow capture all that sushi-restaurant magic without the rolling mat frustration. What emerged from that oven was warm, creamy, and somehow felt like I'd cracked a code—all the flavors I loved about sushi, but arranged in layers like I was building something architectural. My friends devoured it straight from the dish, no fancy plating needed, and I realized I'd accidentally created something better than the original.

I made this for my sister's book club once, and she texted me the next day saying people were still talking about it—not as some fancy Japanese dish, but as the thing everyone wanted the recipe for. That's when I knew it had crossed from dinner idea into something that genuinely made people happy. There's something about baked sushi that feels both respectful to the original and completely its own thing.

Ingredients

  • Sushi rice: The foundation matters—short-grain sushi rice has just enough starch to hold together but stays tender when seasoned with vinegar, sugar, and salt.
  • Rice vinegar, sugar, and salt: This trio is what transforms plain rice into something with personality; the proportions matter for that perfect tangy-sweet balance.
  • Salmon fillet: Buy the best quality you can find since it's the star—a good fillet will flake beautifully and taste clean, not fishy.
  • Soy sauce and sesame oil: These work together to season the salmon with depth; don't skip the sesame oil even though it seems small.
  • Cream cheese and Kewpie mayonnaise: Kewpie is richer and slightly sweeter than regular mayo, which matters here—it makes the mixture taste more restaurant-quality.
  • Sriracha: Optional but honest—it adds a subtle heat that rounds out all the richness without overpowering anything.
  • Avocado: Add it after baking so it stays creamy and fresh; pre-baking it turns it mushy and sad.
  • Nori: Toast it yourself if you have time, or buy pre-toasted sheets and cut them into small squares—they add that essential salty crunch.
  • Sesame seeds and spring onions: These are the finishing touches that make people notice you paid attention to detail.

Instructions

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Prepare the rice foundation:
Rinse your sushi rice until the water runs completely clear—this removes excess starch and prevents gumminess. Combine with water, bring to a boil, then cover and simmer on low for exactly 15 minutes; this matters more than you'd think.
Season while warm:
Mix rice vinegar, sugar, and salt in a small bowl, then fold this into the hot rice using a fork to fluff it as you go. Spread the seasoned rice into your greased 9x13-inch baking dish, pressing gently so it forms an even layer.
Bake the salmon:
Place your salmon on a parchment-lined tray, brush it with soy sauce and sesame oil, sprinkle black pepper over top, then bake at 400°F for 12-15 minutes until it flakes easily with a fork. The smell alone will tell you when it's done.
Create the creamy layer:
Combine softened cream cheese, Kewpie mayo, sriracha if using, and lemon juice in a bowl, stirring until smooth and spreadable. Fold in your flaked salmon gently so you keep some texture instead of creating a paste.
Assemble and warm through:
Spread the salmon mixture evenly over your rice layer, then return the whole dish to the oven for 10 minutes at 400°F until it's warmed through and the edges are just starting to turn golden. This brief second bake brings all the layers together without overdoing anything.
Top and serve:
Slice the casserole into portions and immediately top each one with sliced avocado, nori squares, toasted sesame seeds, and fresh spring onions. Serve warm with soy sauce, pickled ginger, and wasabi on the side so everyone can adjust flavors to their taste.
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| nexusfork.com

What I love most about this dish is watching people realize they can make something that tastes like a restaurant at home, without complicated technique or specialized equipment. It's one of those recipes that builds confidence in the kitchen and makes you want to cook more.

Why Sushi Bake Changed Everything

Before this recipe, I thought making sushi at home was something only patient people with years of practice could do well. But deconstructing the idea into layers completely freed me from that pressure. Now I see that cooking isn't always about tradition or technique—sometimes it's about understanding why things taste good together and finding your own path to that flavor.

Customization That Actually Works

The beauty of this casserole is that it's more forgiving than rolled sushi, which means you can play around without disaster. I've made versions with crab, shrimp, and even kept one vegetarian by replacing the salmon layer with marinated portobello mushrooms. Each one turned into something delicious because the foundation—seasoned rice and that creamy binding layer—is solid enough to support changes.

Timing and Temperature Tricks

Timing this dish right means having your components ready to layer quickly, so the rice doesn't cool and become stiff. I prep everything before the salmon goes in the oven, which gives me exactly the window I need. The casserole should come out of the oven warm but not hot—if it's steaming, your avocado will start to wilt immediately.

  • Cook your salmon a few minutes before the final assembly so it's ready to fold into the cream cheese mixture at the right moment.
  • If you're serving guests, you can assemble everything except the avocado and toppings up to 2 hours ahead, then bake and top right before serving.
  • Leftovers stay good for two days refrigerated, though the avocado is best fresh—add it only to the portion you're eating.
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Beautifully layered Sushi Bake Casserole with toasted nori, ready for dipping in savory soy sauce. Save to Pinterest
Beautifully layered Sushi Bake Casserole with toasted nori, ready for dipping in savory soy sauce. | nexusfork.com

This recipe lives in that perfect space between comfort food and something special—exactly the kind of dish that makes weeknight dinners feel celebratory. Make it once and you'll understand why everyone keeps asking for it.

Questions & Answers

What type of rice is best for this dish?

Short-grain sushi rice is ideal as it becomes sticky when cooked, allowing the layers to hold together well.

Can I substitute the salmon with other seafood?

Yes, cooked crab meat, canned tuna, or shrimp are great alternatives that maintain the dish’s seafood character.

How can I add a crunchy texture to this bake?

Sprinkling panko breadcrumbs on top before baking adds a nice crunch to contrast the creamy layers.

What sauces pair well for serving?

Soy sauce is traditional, while pickled ginger and wasabi provide a sharp, tangy kick that complements the flavors.

Can this dish be prepared ahead of time?

Yes, you can assemble it and refrigerate before baking, then warm it in the oven just before serving.

Sushi Bake with Salmon Avocado

Baked layers of savory salmon, creamy avocado, and seasoned rice with nori and sesame seeds.

Prep duration
20 minutes
Cook duration
25 minutes
Overall time
45 minutes
Recipe by Nexus Fork Wyatt Evans


Skill level Easy

Cuisine type Japanese-inspired

Portions 6 Number of servings

Diet preferences No gluten

Ingredient list

Rice Layer

01 2 cups sushi rice
02 2 ½ cups water
03 2 tablespoons rice vinegar
04 1 tablespoon sugar
05 1 teaspoon salt

Salmon Layer

01 14 oz skinless salmon fillet
02 1 tablespoon soy sauce
03 1 teaspoon sesame oil
04 ½ teaspoon black pepper

Creamy Layer

01 3.5 oz cream cheese, softened
02 2 tablespoons mayonnaise (preferably Kewpie)
03 1 tablespoon sriracha (optional)
04 1 teaspoon lemon juice

Toppings

01 2 avocados, sliced
02 3 sheets roasted nori, cut into small squares
03 1 tablespoon toasted sesame seeds
04 2 spring onions, thinly sliced

For Serving

01 soy sauce for dipping
02 pickled ginger (optional)
03 wasabi (optional)

Step-by-step guide

Step 01

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

Step 02

Season Rice: Whisk rice vinegar, sugar, and salt in a small bowl. Stir mixture into cooked rice, fluffing gently with a fork. Spread rice evenly in a lightly greased 9x13-inch baking dish.

Step 03

Preheat Oven: Set oven to 400°F (200°C) to prepare for baking.

Step 04

Cook Salmon: Place salmon fillet on parchment-lined tray. Brush with soy sauce and sesame oil, sprinkle with black pepper, then bake for 12–15 minutes until cooked through. Flake salmon with a fork.

Step 05

Prepare Creamy Salmon Mixture: Combine cream cheese, mayonnaise, sriracha, and lemon juice until smooth. Fold in flaked salmon until evenly incorporated.

Step 06

Assemble Layer: Spread salmon mixture evenly over rice layer in the baking dish.

Step 07

Bake Assembled Dish: Bake for 10 minutes until warmed through and tops are slightly golden.

Step 08

Add Toppings and Serve: Top casserole with sliced avocado, nori squares, toasted sesame seeds, and spring onions. Slice and serve warm with soy sauce, pickled ginger, and wasabi on the side.

Equipment you'll need

  • saucepan with lid
  • 9x13-inch baking dish
  • mixing bowls
  • baking tray
  • knife and cutting board

Allergy notes

Look at every ingredient for allergens and get help from a medical expert if unsure.
  • Contains fish, eggs (mayonnaise), dairy (cream cheese), and soy (soy sauce).
  • Nori may contain traces of shellfish.
  • Check labels for potential allergens.

Nutrition details (per serving)

For informational purposes only. Always check with your healthcare provider.
  • Calorie count: 370
  • Total fat: 15 g
  • Carbohydrates: 41 g
  • Proteins: 17 g