Transform Japanese Sweet Potatoes with These 3 Easy Cooking Methods

Japanese sweet potatoes are one of those magic ingredients, naturally sweet, super satisfying, and full of nutrients. I am going to share with you three easy ways to make them: crispy fries, slow-roasted wedges, and simple roasted rounds. Each one brings a different texture and flavor, so you can switch things up depending on your mood or what your family and kids are into that day.

What Makes It Nutritious?

  • Antioxidant-Rich and packed with anthocyanins, which support brain health and reduces inflammation.
  • High in Fiber to support great for digestion, gut health, and feeling full longer.
  • Complex carbs provide lasting fuel without sugar crashes.
  • Supports vision, immunity, and skin, one serving gives 100%+ of your daily needs.
  • Good source of potassium, vitamin C, and manganese.

Prep Time

5 minutes

Cook Time

30 minutes

Serves

4

Ingredients

  • 2–3 medium Purple Japanese sweet potatoes
  • Avocado oil
  • Salt

Steps

  1. Thin and crisp fries
  1. Cut the sweet potatoes into fries (matchsticks work well).
  2. Soak them in cold water for about 30 minutes (this helps them crisp).
  3. Dry them well, then toss with olive oil, salt
  4. Roast at 425°F for 25–30 minutes, flipping halfway through.
  5. Serve warm with your favorite dip.

2. Roasted Wedges with crispy edges

  1. Cut into thick wedges.
  2. Toss with olive oil and a little salt. Add rosemary if you want.
  3. Roast at 300°F for about an hour, flipping once.
  4. They’ll be golden and caramelized — sweet like candy.
  5. Drizzle with olive oil or honey to finish, if you like.

3. Easy and Snackable Sliced Rounds

  1. Slice into ½-inch thick rounds.
  2. Toss with olive oil, salt, and any spices you like.
  3. Roast at 400°F for 30–35 minutes, flipping halfway through.
  4. Serve on their own or with a dollop of yogurt or aioli.

Nutritional (Per serving – 1 medium potato)

NutrientAmount
Calories~130 kcal
Carbs20 g
Fiber3.8 g
Protein2 g
Fat5 g
Vitamin A150% DV