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Bake Sweet Potatoes in the Oven

A straightforward, upscale method to achieve silky, sweet interiors and crisp, caramelized skins using pantry staples and a hot oven.
Prep Time10 minutes
Cook Time1 hour
Total Time1 hour 10 minutes
Course: Side Dish
Cuisine: American
Keyword: bake sweet potato in oven, oven baked sweet potato, how to bake sweet potato
Servings: 4 servings
Calories: 220kcal

Equipment

  • Large rimmed baking sheet - for even air circulation and caramelization
  • Wire rack (optional) - elevates potatoes so heat circulates for crisper skin
  • Sharp knife - to test doneness and split open for serving

Ingredients

  • 800 g sweet potatoes
  • 30 ml olive oil
  • 5 g flaky sea salt
  • 2 g black pepper
  • 15 g butter

Instructions

  • Preheat oven to 425°F (220°C). Position a rack in the center - a high heat yields crisp skin and quicker caramelization.
  • Wash and dry sweet potatoes thoroughly. Pierce each potato 6-8 times with a fork to release steam while baking and avoid splitting.
  • Toss potatoes with olive oil and sea salt, massaging the skins so oil forms a fine, even coating that encourages browning.
  • Arrange potatoes directly on a foil-lined baking sheet or on a wire rack set over the sheet. Spacing prevents steaming and keeps edges crisp.
  • Bake for 45 to 60 minutes, turning once halfway through. They’re done when a thin knife slides into the center like soft butter and the skins show deep browning with a few charred spots.
  • Remove from the oven and let rest 5 minutes. The aroma will be intensely sweet and earthy, and the flesh will pull apart like a pillow when you press it.
  • Slice open lengthwise, fluff the flesh with a fork, add butter or a drizzle of olive oil and a sprinkle of flaky salt. For a finishing touch, add a little maple syrup or a scattering of toasted seeds.
  • Serve hot. The contrast of crisp skin and velvety interior creates a luxurious bite that pairs beautifully with protein or stands alone as a wholesome bowl.

Notes

  • Size matters: Try to pick similarly sized sweet potatoes so they cook evenly.
  • Doneness test: A knife should glide in without resistance; soft flesh signals readiness.
  • Extra crisp: Use a wire rack so hot air circulates all around each tuber.