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Easy Baked Japanese Sweet Potatoes

These easy Baked Japanese Sweet Potatoes make your meal prep that much better. All you need is the Japanese sweet potatoes, extra virgin olive oil and salt. It’s the perfect way to add more fiber to your plate. It pairs perfectly with your favorite protein and veggies for a complete meal. 

Three roasted sweet potatoes on a round white plate.
Japanese Sweet Potatoes.

I’ve been making Japanese sweet potatoes forever, especially with recipes like homemade sweet potato chips and my Murasaki Sweet Potato Salad. But roasting them whole has become a new favorite because now I can roast a whole bag and have them ready for the week to use for breakfast, lunch or dinner.

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Why this recipe works 

Ingredients you’ll need 

Four Japanese sweet potatoes, a small measuring cup of olive oil, and a wooden bowl of salt arranged on a light surface.
  • Japanese sweet potatoes
  • Extra virgin olive oil
  • Kosher salt

How to make Japanese Sweet Potatoes

Step One: Preheat the oven to 425 degrees. Line a large sheet pan with parchment paper. 

Step Two:  Wash the potatoes well, making sure all the dirt is removed and pat dry. Pierce the potatoes with a fork .

Four raw sweet potatoes arranged on a parchment-lined baking sheet.

Step Three: Place the Japanese sweet potatoes on the sheet pan and rub with oil. Roast for about 45-55 minutes or until fork tender. 

Step Four: Remove from the oven when done and season with kosher salt. Let them cool a few minutes before serving.

Storing and reheating

Let them cool completely before storing. Store an airtight container or large zip lock bag in the fridge for up to 4-5 days. Reheat in the microwave for 1-2 minutes. 

Two roasted purple sweet potatoes sprinkled with sea salt on a plate.

Helpful tips for Baked Japanese Sweet Potatoes

  • The skin is edible and delicious so be sure to scrub the potatoes well and dry with a paper towel.
  • Pierce the potatoes with a fork for ventilation.
  • Use a baking sheet pan lined with parchment paper so it can soak up the juices of the potatoes. 
  • Japanese sweet potatoes are done when they are fork tender in the middle. 
  • Try to choose potatoes similar in size so they cook evenly. 

Serving suggestions

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Two roasted purple sweet potatoes sprinkled with sea salt on a plate.

Easy Baked Japanese Sweet Potatoes

Kristina Cadelina
These easy Baked Japanese Sweet Potatoes make your meal prep that much better. All you need are Japanese sweet potatoes, extra virgin olive oil and salt. Japanese sweet potatoes are creamy and naturally sweet with a touch of nuttiness. It’s the perfect way to add more fiber to your plate. It pairs perfectly with your favorite protein and veggies for a complete meal.

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Prep Time 5 minutes
Cook Time 45 minutes
Course Side Dish
Cuisine Japanese
Servings 4
Calories 256 kcal

Ingredients
  

  • 4 Japanese sweet potatoes
  • 2 tablespoons extra virgin olive oil
  • kosher salt as needed

Instructions
 

  • Preheat the oven to 425 degrees. Line a large sheet pan with parchment paper.
  • Wash the potatoes well, making sure all the dirt is removed and pat dry. Pierce the potatoes with a fork .
  • Place the Japanese sweet potatoes on the sheet pan and rub with oil. Roast for about 45-55 minutes or until fork tender in the center.
  • Remove from the oven when done and season with kosher salt. Let them cool a few minutes before serving.

Notes

Notes:
Storing and reheating:
Let them cool completely before storing. Store an airtight container or large zip lock bag in the fridge for up to 4-5 days. Reheat in the microwave for 1-2 minutes.
Helpful tips:
  • The skin is edible and delicious so be sure to scrub the potatoes well and dry with a paper towel.
  • Pierce the potatoes with a fork for ventilation.
  • Use a baking sheet pan lined with parchment paper so it can soak up the juices of the potatoes.
  • Japanese sweet potatoes are done when they are fork tender in the middle.
  • Try to choose medium size potatoes similar in size so they cook evenly. If larger, you can cut in half once cooked to make more servings. 
 
Grocery planning: 
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Nutrition

Calories: 256kcalCarbohydrates: 45gProtein: 4gFat: 7gSaturated Fat: 1gPolyunsaturated Fat: 1gMonounsaturated Fat: 5gSodium: 124mgPotassium: 762mgFiber: 7gSugar: 9gVitamin A: 32063IUVitamin C: 5mgCalcium: 68mgIron: 1mg
Keyword Baked Japanese Sweet Potatoes, Japanese Sweet Potatoes, Roasted Japanese Sweet Potatoes
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