Nutrition Facts for Tuna onigiri
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Tuna Onigiri

Image of Tuna Onigiri
Nutriscore Rating: 72/100

Elevate your snack game with Tuna Onigiri, a classic Japanese rice ball that's both delicious and portable! This recipe combines perfectly seasoned sushi rice with a creamy, savory tuna filling made from canned tuna, mayonnaise, and soy sauce. The rice is infused with a delicate balance of rice vinegar, sugar, and salt, delivering the authentic tangy-sweet flavor of Japanese cuisine. Each onigiri is shaped into a triangle or rounded ball, then wrapped in strips of nori for a satisfying, umami-rich finish. Ready in just 40 minutes, Tuna Onigiri is perfect for meal prepping, picnics, or a quick lunch idea. Easy to customize and brimming with flavor, this recipe is a delightful introduction to Japanese comfort food that’s as fun to make as it is to eat!

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Recipe Information

⏱️
Prep Time
20 min
πŸ”₯
Cook Time
20 min
πŸ•
Total Time
40 min
πŸ‘₯
Servings
4 servings
πŸ“Š
Difficulty
Medium

πŸ₯˜ Ingredients

9 items
  • 2 cups sushi rice
  • 2.5 cups water
  • 1 can canned tuna
  • 2 tablespoons mayonnaise
  • 1 teaspoon soy sauce
  • 0.5 teaspoon salt
  • 2 sheets nori sheets
  • 2 tablespoons rice vinegar
  • 1 tablespoon sugar
πŸ’‘
Pro Tip: Read through all ingredients before starting to cook!

πŸ“ Instructions

10 steps
1

Rinse the sushi rice under cold water several times until the water runs clear to remove excess starch.

2

Combine the rice and 2.5 cups of water in a rice cooker. Cook according to your rice cooker's instructions. This usually takes about 20 minutes.

3

While the rice cooks, prepare the tuna filling. Drain the canned tuna and place it in a mixing bowl.

4

Add the mayonnaise and soy sauce to the tuna, mixing well until fully combined. Adjust seasoning to taste.

5

When the rice is cooked, transfer it to a large bowl and let it cool slightly.

6

Mix the rice vinegar, sugar, and salt in a small bowl until dissolved. Gently fold this mixture into the warm rice using a rice paddle or spatula.

7

To form the onigiri, wet your hands with a little water and sprinkle them with salt to prevent sticking.

8

Take a handful of rice and form it into a small ball or triangle. Create an indentation in the center and place about a teaspoon of tuna filling inside. Cover the filling completely with more rice, pressing gently to shape it.

9

Cut the nori sheets into strips. Wrap a strip of nori around the base or side of each rice ball.

10

Serve immediately or wrap in plastic wrap to enjoy later.

⚑
Cooking Tip: Take your time with each step for the best results!
258
cal
14.4g
protein
35.3g
carbs
5.9g
fat

Nutrition Facts

1 serving (312.7g)
Calories
258
% Daily Value*
Total Fat 5.9 g 8%
Saturated Fat 0.9 g 5%
Polyunsaturated Fat 0.0 g
Cholesterol 20 mg 7%
Sodium 506 mg 22%
Total Carbohydrate 35.3 g 13%
Dietary Fiber 0.6 g 2%
Total Sugars 3.1 g
Protein 14.4 g 29%
Vitamin D 1.9 mcg 10%
Calcium 30 mg 2%
Iron 0.9 mg 5%
Potassium 131 mg 3%

*The % Daily Value tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.

Source of Calories

56.3%%
22.8%%
20.9%%
Fat: 210 cal (20.9%%)
Protein: 229 cal (22.8%%)
Carbs: 567 cal (56.3%%)