Prepare your blow torch and wow your guests with this simple Beef Mentaiko Rice Bowl you can make in under 30 minutes.

Salmon mentaiko, beef mentaiko, and mentaiko sushi have been popping up everywhere lately. As a fan of Japanese-inspired flavors, I wanted to try them without paying restaurant prices, so I made this at home. The result was delicious and surprisingly easy.
About Mentaiko
Mentaiko (明太子) is the seasoned roe of pollock (Alaska pollock), a member of the cod family. The roe are the eggs found in the ovaries of the fish. Mentaiko has a briny, oceanic saltiness and can be eaten raw or cooked. The plain, non-spicy version is called tarako, while the spicy, seasoned version is known as karashi mentaiko (辛子明太子). Mentaiko is cured and marinated in a variety of seasonings, which is why it comes in different colors from pale pink to bright red—the deeper the color, the spicier the roe tends to be. In Japan, the spicy style is commonly referred to simply as mentaiko.
Tips for Making Beef Mentaiko Rice Bowl
1. Use Japanese mayonnaise
Because the mentaiko sauce relies on a creamy mayo base, choose a mayonnaise you enjoy. Japanese mayonnaise (such as Kewpie) has a creamier texture and slightly sweeter, tangier profile than many Western brands, which complements the salty roe nicely.
2. Mentaiko substitutes
Mentaiko can be hard to find outside specialty stores. Look for it in refrigerated or frozen sections at Japanese or Korean groceries, or buy a small amount online if available. If you can’t source mentaiko, consider using tobiko (flying fish roe) or tarako (non-spicy pollock roe) as substitutes.
3. Use the right amount of sauce
The mayo-forward sauce can dominate the bowl if you use too much. Mentaiko adds saltiness to the mayo, so spread the sauce thinly—just enough to cover the beef—so you still taste the rice and meat underneath.

4. Torch the beef for smoky flavor
The original recipe doesn’t require charring, but torching the beef adds a pleasant smoky aroma and caramelized notes. If you have a culinary blow torch, briefly pass it over the beef after applying the sauce for a more complex flavor.

5. Broiler as a blow torch substitute
If you don’t own a blow torch, use your oven’s broiler to brown the mayonnaise topping. The broiler will brown and bubble the sauce, though it won’t replicate the exact smoky finish a torch provides. Keep a close eye so the topping chars evenly without burning.

6. Cover the rice with toppings
When broiling or torching, make sure the rice is covered by the beef and sauce. Exposed rice can dry out or burn, so layer generously enough to protect it during the finishing step.


More Recipes You Would Love
If you enjoy this, try these other Japanese-style rice bowls and comfort dishes:
- Gyutandon (Beef Tongue Rice Bowl)
- Gyudon (Beef Bowl)
- Omurice
- Beef Udon

Beef Mentaiko Rice Bowl
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Ingredients
Mentaiko Sauce
- 3/4 cup (180 ml) Japanese mayonnaise
- 1 tbsp karashi mentaiko (spicy salted pollock roe)
- 1 tbsp ketchup
- 1/2 tsp chili sauce (optional)
Beef Stir Fry
- 1 tbsp vegetable oil
- 10.5 oz (300 gr) thinly sliced beef
- 3 cloves garlic, minced
- 2 tbsp soy sauce
- 3 tbsp sugar
- 1 tbsp sesame oil
Rice
- 2 servings cooked rice
- 2 tbsp aonori / seaweed flakes
Instructions
Mentaiko Sauce
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In a small bowl, combine the Japanese mayonnaise, karashi mentaiko, ketchup, and chili sauce (if using). Mix until smooth and set aside.
Beef Stir-Fry
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Heat vegetable oil in a skillet or wok over medium-high heat. Add minced garlic and the sliced beef. Stir and cook until the beef is browned. Season with soy sauce, sugar, and sesame oil, then remove from heat and set aside.
Assemble
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Mix the cooked rice with aonori until evenly combined. Divide the rice between two bowls and top each serving with the beef stir-fry.
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Optionally, use a blow torch to lightly char the beef for a smoky aroma.
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Spread the mentaiko sauce evenly over the beef. If using a torch or broiler, brown the top until the sauce bubbles and gains a light char.
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Serve immediately while hot.