Sushi Bake with Salmon Avocado

Featured in: Soft Glow Homestyle Dinners

This dish layers seasoned sushi rice with flaked salmon and a creamy mixture of cream cheese and mayonnaise, gently baked to meld the flavors. Topped with fresh sliced avocado, crunchy nori squares, toasted sesame seeds, and spring onions, it offers a warm and comforting dish inspired by classic sushi elements. Serve with soy sauce and optional pickled ginger or wasabi to enhance the taste experience.

The preparation involves cooking sushi rice with vinegar and seasoning, baking salmon fillet with soy and sesame oil, creating a smooth creamy layer with sriracha and lemon juice, before assembling and warming in the oven. This easy-to-make layered bake perfectly balances richness, freshness, and umami for a satisfying main dish.

Updated on Mon, 29 Dec 2025 12:25:00 GMT
Warm and inviting photo of a bubbly Sushi Bake Casserole, ready to be served and enjoyed. Save
Warm and inviting photo of a bubbly Sushi Bake Casserole, ready to be served and enjoyed. | maplelumen.com

My friend texted me a photo of a sushi platter one Tuesday night, and I realized I'd been craving sushi for weeks but couldn't justify the delivery cost or the time to roll everything by hand. That's when it hit me: what if I just baked it instead? The next weekend, I layered seasoned rice, flaked salmon, and avocado in a casserole dish like I was deconstructing a California roll, and twenty-five minutes later, something magical came out of the oven. It tasted exactly like the sushi I loved, but arrived on the table without the precision or the cleanup.

I made this for my roommate's birthday dinner last spring, and watching everyone dive into a warm, sushi-inspired casserole instead of the expected cake felt like I'd cracked some kind of code. The best part wasn't the praise, though that was nice, but the way my roommate kept going back for seconds, asking why this wasn't on more restaurant menus.

Ingredients

  • Sushi rice: Two cups gives you the foundation—it needs to be rinsed until the water runs clear, which removes the starch and keeps the rice light instead of gluey.
  • Rice vinegar, sugar, and salt: These three transform plain rice into something with actual flavor and personality.
  • Salmon fillet: Four hundred grams of good quality salmon is worth it because the flavor carries the whole dish.
  • Soy sauce and sesame oil: Brush these on the salmon before baking to deepen its taste.
  • Cream cheese and Kewpie mayo: The Kewpie makes a real difference in richness, and softening the cream cheese first means no lumpy streaks.
  • Sriracha: Add this if you want heat, but it's truly optional—the dish is perfect without it.
  • Avocado: Slice it just before serving so it stays bright green and doesn't turn that sad brown.
  • Nori: Cut it into small squares so every bite has that toasted seaweed flavor.
  • Sesame seeds and spring onions: These finish the dish with texture and a fresh bite that balances the richness.

Instructions

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Prepare the rice foundation:
Rinse your sushi rice under cold water until the water runs clear—this takes patience but makes all the difference. Cook it with two and a half cups of water in a covered saucepan over low heat for fifteen minutes, then let it sit undisturbed for another ten.
Season the rice:
While it's still warm, stir in the rice vinegar, sugar, and salt mixture, fluffing gently with a fork so every grain gets coated without turning to mush. Spread this into your greased nine-by-thirteen baking dish in an even layer.
Bake the salmon:
Preheat your oven to four hundred degrees, place your salmon on parchment paper, brush it with soy sauce and sesame oil, sprinkle black pepper on top, and let it bake for twelve to fifteen minutes until it flakes easily with a fork.
Mix the creamy layer:
Combine softened cream cheese, mayonnaise, sriracha if you're using it, and lemon juice until smooth, then fold in the flaked salmon so everything stays tender and doesn't break apart.
Assemble and bake:
Spread the salmon mixture over your rice layer and bake for ten more minutes until the whole thing is warm and the edges start to turn golden.
Top and serve:
Arrange your avocado slices, nori squares, sesame seeds, and spring onions on top just before serving so they stay fresh and don't get steamed.
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The moment I realized this dish worked was when my sister, who's picky about textures, came back for thirds. Something about the combination of warm rice, soft salmon, and cool avocado all together felt both familiar and completely new, like sushi had decided to be cozy.

The Secret to Perfect Layers

The magic happens because each layer stays distinct instead of blending into a soup. The rice stays firm underneath because you spread it in an even layer and let the oven just warm the whole thing, not steam it. The salmon mixture doesn't dry out because it bakes on top for only ten minutes, and the avocado stays creamy because it goes on at the end.

Why This Beats Rolling Sushi

I used to think homemade sushi meant sitting at the counter for an hour, wrapping rolls that looked nothing like restaurant quality. This casserole approach gave me back the joy of making sushi without the frustration or the perfectionism. The deconstructed style means texture still matters, flavor still matters, but the execution suddenly becomes forgiving.

Variations and Swaps

Once you understand how this works, you can swap almost anything in and it still tastes right. I've made it with canned tuna on nights when I didn't have fresh salmon, with imitation crab when someone was budget-conscious, and even with cooked shrimp once when salmon wasn't available. The rice and cream cheese mixture stay the same, which means the foundation is always solid.

  • Try panko breadcrumbs sprinkled on top before the final bake for extra crunch.
  • Cucumber slices layered under the avocado add freshness without changing the texture.
  • A drizzle of spicy mayo over the top right before serving adds complexity with minimal effort.
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A comforting casserole dish of Sushi Bake, layered with salmon, creamy avocado, and nori. Save
A comforting casserole dish of Sushi Bake, layered with salmon, creamy avocado, and nori. | maplelumen.com

This recipe feels like the answer to a question I didn't know I was asking: how do I make restaurant-quality sushi at home without losing my mind? The answer turns out to be casserole season.

Recipe FAQs

Can I substitute salmon with other seafood?

Yes, cooked crab meat, canned tuna, or cooked shrimp can be used instead of salmon for variation.

What type of rice is best for this dish?

Short-grain sushi rice is ideal as it becomes sticky and holds together well when layered.

How do I bake the salmon to keep it moist?

Brush the salmon with soy sauce and sesame oil, then bake at 400°F for 12–15 minutes until just cooked through.

Can I make this dish ahead of time?

Yes, prepare layers in advance and bake shortly before serving to keep toppings fresh and textures balanced.

What can I serve alongside this sushi bake?

Serve with soy sauce for dipping along with pickled ginger and wasabi to complement the flavors.

Sushi Bake with Salmon Avocado

Deconstructed sushi featuring salmon, avocado, rice, and nori baked and topped with sesame and scallions.

Prep Time
20 minutes
Cook Time
25 minutes
Overall Duration
45 minutes
Created by Zoe Collins


Skill Level Easy

Cuisine Japanese-inspired

Portion 6 Portions

Dietary Details No Gluten

What You'll Need

Rice Layer

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

Salmon Layer

01 14 ounces skinless salmon fillet
02 1 tablespoon soy sauce
03 1 teaspoon sesame oil
04 1/2 teaspoon black pepper

Creamy Layer

01 3.5 ounces 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)

How To Make It

Step 01

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

Step 02

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

Step 03

Preheat Oven: Set oven temperature to 400°F (200°C).

Step 04

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

Step 05

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

Step 06

Assemble and Bake: Spread salmon mixture evenly over rice layer in baking dish. Bake assembled casserole for 10 minutes until warmed through and slightly golden on top.

Step 07

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.

Gear Needed

  • Saucepan with lid
  • 9x13-inch baking dish
  • Mixing bowls
  • Baking tray
  • Knife and cutting board

Allergy Details

Review all ingredients for allergens and speak with your health provider if you’re unsure.
  • Contains fish, eggs (mayonnaise), dairy (cream cheese), soy (soy sauce), and possibly shellfish traces in nori.

Nutrition Details (per portion)

Provided for informational purposes—always consult your health advisor.
  • Energy (Calories): 370
  • Total Fat: 15 grams
  • Total Carbs: 41 grams
  • Proteins: 17 grams