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+ servings
Japanese sweet potato cubes in bowl.

Air Fryer Japanese Sweet Potato Cubes

Matt
Crispy-edged, creamy-centered Japanese sweet potato cubes made easily in the air fryer. Naturally sweet, simple, and perfect as a snack or side dish.
Prep Time 6 minutes
Cook Time 12 minutes
Total Time 18 minutes
Course Side Dish
Cuisine Japanese
Servings 2 people

Ingredients
  

  • 1 Japanese sweet potato (satsumaimo) cut into ~1.5 cm (½–⅝ inch) cubes
  • 1 tablespoon olive oil or another neutral oil
  • ¼ teaspoon salt (or to taste)

Instructions
 

  • Preheat the air fryer
    Preheat to 190°C (375°F) for 3–5 minutes.
  • Cut the sweet potatoes
    Wash, peel if needed, and cut into ~1.5 cm (½–⅝ inch) cubes for the best balance of golden edges and a soft, creamy center.
  • Toss with oil and salt
    Place the cubes in a bowl and toss until lightly and evenly coated.
  • Arrange in the basket
    Spread in a single layer with space between each piece.
  • Air fry
    Cook at 190°C (375°F) for 10–12 minutes, shaking halfway, until the edges are lightly crisp and golden and the centers are soft and creamy.

Notes

  • Cut evenly for consistent cooking
  • Do not overcrowd the basket
  • Air fryers vary, so check around the 8–10 minute mark the first time
  • Serve with yuzu mayonnaise on the side for a bright, citrusy contrast
Keyword air fryer sweet potato, healthy Japanese recipes, Japanese sweet potato, satsumaimo, sweet potato cubes
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