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Spam Musubi Bake is a fusion dish that blends the beloved Hawaiian snack, Spam Musubi, with the comforting, shareable format of Sushi Bake. This dish takes all the flavors of Spam Musubi—savory spam, seasoned rice, furikake, and seaweed—but transforms them into an easy-to-make casserole-style meal that’s perfect for potlucks, family dinners, and meal prep.
If you love the flavors of classic Spam Musubi but want something less labor-intensive, this recipe is for you. It eliminates the need to wrap individual musubis and instead presents all the elements in a baked format, allowing everyone to create their own bite with crispy roasted seaweed.
What Makes Spam Musubi Bake So Special?
1. A Nostalgic Yet Modern Twist
Spam Musubi is a staple in Hawaiian cuisine, commonly found in convenience stores, lunchboxes, and potlucks. The original consists of a slice of glazed, grilled spam placed atop a block of sushi rice and wrapped with nori (seaweed). The bake version maintains the nostalgic flavors but offers a deconstructed presentation that’s easier to prepare for a crowd.
2. Simple, Quick, and Crowd-Friendly
Traditional Spam Musubi requires assembling each piece individually, which can be time-consuming. Spam Musubi Bake, on the other hand, involves layering the ingredients in a casserole dish and broiling it for just a few minutes. This format allows you to serve multiple people without the hassle of shaping and wrapping each portion.
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3. Customizable to Your Tastes
One of the best things about this dish is its versatility. While the classic recipe includes spam, sushi rice, furikake, and Japanese mayo, you can easily modify it to suit your preferences. Add spicy mayo for heat, scrambled eggs for extra richness, or even avocado and cucumber for a fresh contrast.
4. The Perfect Combination of Textures and Flavors
Spam Musubi Bake offers a satisfying balance of textures and flavors. The spam is crispy on the outside, tender on the inside, and coated in a sweet-savory glaze. The rice is warm and slightly sticky, while the furikake adds umami depth. When served with roasted seaweed, the contrast of crispy and soft textures makes every bite enjoyable.
Gather Your Essentials: Ingredients
- Spam Magic: 2 cans of spam, cubed
- Fluffy Rice Base: 8 cups cooked sushi rice (or 2 cups uncooked)
- Sweet & Savory Glaze:
- ¼ cup low-sodium soy sauce
- ¼ cup mirin (sweet rice wine)
- 2 tbsp white sugar
- Flavor Boosters:
- Furikake (Japanese rice seasoning)
- Japanese mayo (such as Kewpie)
- 1 green onion, sliced
- Roasted seaweed sheets (for serving)
- Optional Sushi Rice Seasoning:
- 2 tsp rice vinegar
- ¼ tsp sugar
- ¼ tsp salt
Step-by-Step Guide: Directions
1. Crisp Up the Spam
- Cut the spam into small, evenly-sized cubes.
- Heat a non-stick pan over medium heat and fry the cubes for 5-10 minutes until crispy on all sides. No oil needed!
2. Coat with a Sticky Glaze
- Lower the heat to prevent burning.
- Mix soy sauce, mirin, and sugar to create the glaze.
- Pour the glaze over the spam, letting it simmer for about 3 minutes until thick and sticky. Stir occasionally for an even coating.
3. Layer Like a Pro
- In a 9×13 casserole dish, layer cooked sushi rice evenly.
- Sprinkle furikake over the rice for extra flavor.
- Spread the glazed spam on top.
- Drizzle generously with Japanese mayo and sprinkle more furikake.
4. Broil to Perfection
- Set your oven to broil at 500°F.
- Place the dish in the oven for about 3 minutes until the top is slightly charred and toasty.
5. Add the Final Touches & Serve
- Sprinkle sliced green onions over the top for freshness.
- Serve with roasted seaweed sheets. Cut them into smaller pieces for easy wrapping.
Pro Tip: To eat, scoop a portion onto a piece of seaweed, add any extras (like avocado or cucumber), fold it up like a mini taco, and enjoy!
Fuel Your Body: Nutritional Breakdown (Per Serving, Approximate)
- Calories: ~300-350 kcal
- Protein: ~10-12g
- Carbs: ~40-45g
- Fats: ~12-15g
- Sodium: ~700-900mg (varies based on soy sauce & spam type)

Frequently Asked Questions (FAQs)
1. What Type of Spam Should I Use?
You can use any variety of spam based on your preference. Classic Spam provides the most traditional flavor, but low-sodium Spam is a good option if you want to control the salt content. Some people enjoy flavored versions like Teriyaki or Hickory Smoked Spam for an extra layer of taste.
2. Can I Make This Dish Ahead of Time?
Yes! If you’re preparing it in advance, you can cook the rice and glaze the spam ahead of time. Store them separately in the refrigerator. When ready to serve, reheat the rice and spam before layering them in the casserole dish and broiling. This prevents the dish from drying out or becoming soggy.
3. What’s the Best Way to Eat Spam Musubi Bake?
The best way to enjoy this dish is to scoop a portion onto a roasted seaweed sheet, fold it like a taco, and take a bite. This method mimics the experience of eating a traditional Spam Musubi but allows for customization with extra toppings.
4. How Do I Store Leftovers?
Leftovers can be stored in an airtight container in the refrigerator for up to 3-4 days. Reheat in the microwave, oven, or air fryer before serving. However, avoid reheating multiple times, as it can dry out the rice.
5. Can I Use a Substitute for Mirin?
If you don’t have mirin, you can substitute it with rice vinegar mixed with a small amount of sugar (about ½ teaspoon of sugar per tablespoon of vinegar) to mimic the sweetness of mirin.
6. Is It Necessary to Use Japanese Mayo?
While Kewpie mayo (Japanese mayo) is recommended for its rich, slightly sweet, umami-packed flavor, you can use regular mayonnaise if that’s what you have on hand. For a closer match to Kewpie, mix regular mayo with a dash of rice vinegar and sugar.
7. Can I Make a Spicy Version?
Absolutely! Add a drizzle of sriracha or spicy mayo (Kewpie mayo mixed with sriracha and a touch of sesame oil) before broiling for a spicy kick. You can also sprinkle in some red pepper flakes or chopped jalapeños for extra heat.
8. What Are Some Good Toppings or Additions?
Spam Musubi Bake is already packed with flavor, but you can enhance it further with the following additions:
- Scrambled Eggs: Adds a soft, rich texture.
- Avocado Slices: Provides creaminess and a fresh contrast.
- Cucumber Strips: Offers a crisp, refreshing bite.
- Eel Sauce: A thick, sweet soy-based sauce that complements the flavors beautifully.
- Sesame Seeds: Adds nuttiness and crunch.
Creative Ways to Serve Spam Musubi Bake
1. Individual Servings for Parties
If you’re hosting a gathering, you can make mini portions by baking the dish in small ramekins. This allows guests to grab their own serving without having to scoop from a large casserole dish.
2. Spam Musubi Bake Bowls
Instead of serving with seaweed, you can enjoy this dish as a rice bowl. Simply scoop a portion into a bowl and top it with extra furikake, spicy mayo, and avocado for a complete meal.
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3. Hand Roll Bar
Set up a “hand roll” station where guests can scoop the baked mixture onto their seaweed sheets and customize with different toppings like pickled ginger, green onions, and tobiko (fish roe).
4. Bento Box-Style Meal Prep
This dish works great for meal prep. Divide the rice, spam, and toppings into separate containers for an easy grab-and-go lunch option. Just reheat and assemble when ready to eat.
Final Thoughts: Why You Should Try Spam Musubi Bake
Spam Musubi Bake is the perfect blend of tradition and convenience. It takes the nostalgic flavors of Spam Musubi and transforms them into a simple, crowd-friendly dish that’s easy to prepare and share. Whether you’re making it for a weeknight dinner, a party, or a meal prep option, this recipe delivers on both taste and ease.
With its rich umami flavor, satisfying textures, and endless customization options, Spam Musubi Bake is a must-try dish for fans of Hawaiian and Japanese-inspired cuisine. Serve it with roasted seaweed, experiment with different toppings, and enjoy the comfort of this modern take on a classic favorite.