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Dry Heat: Getting Crispy Skins on Roasted Potatoes

Achieving that perfect crispy skin on roasted potatoes is a delightful culinary triumph. It's all about leveraging dry heat to coax out the moisture and create a golden, crunchy exterior. The key lies in selecting the right potato variety—starchy types like russets work best due to their high starch content and fluffy texture when cooked. Preheat your oven to ensure it's hot enough to start the Maillard reaction promptly, which is responsible for browning and flavor development. Cutting the potatoes into uniform pieces is crucial, ensuring even cooking and consistent texture. Properly seasoning the potatoes with salt before roasting enhances flavor and helps draw out moisture, which is key for crispiness. Arranging them in a single layer on a baking sheet maximizes surface area exposure to heat. Tossing them in oil isn't just for flavor—it helps conduct heat to the potatoes, kickstarting the crisping process. Resist the urge to move them around during roasting, as this can release steam and hinder crispiness. Finally, finishing the potatoes in a hot oven or under the broiler can provide that extra crunch that elevates your roasted potatoes from good to irresistible.

Notes

The science behind crispy skins lies in the Maillard reaction, which requires high heat and minimal moisture. Ensure your potatoes are perfectly dry before roasting to facilitate this reaction. A common mistake is overcrowding the baking sheet, which traps steam and results in soggy potatoes. Always use a high smoke point oil like olive or avocado to prevent burning. To store roasted potatoes, keep them in an airtight container for up to 3 days. Reheat in a hot oven to restore crispiness rather than microwaving. Safety tip: Use oven mitts when handling hot baking sheets and be cautious of steam when checking on the potatoes.

Steps

  1. 1 Preheat oven to 425°F.
  2. 2 Cut potatoes into 1-inch cubes for uniform cooking.
  3. 3 Pat potatoes dry with a clean kitchen towel to remove excess moisture.
  4. 4 Toss potatoes with 2 tablespoons of olive oil and a generous sprinkle of salt.
  5. 5 Arrange potatoes in a single layer on a parchment-lined baking sheet.
  6. 6 Roast for 30 minutes, then flip each piece carefully.
  7. 7 Continue roasting for another 15-20 minutes until golden brown and crispy.
  8. 8 For extra crispiness, broil for 2-3 minutes, watching closely to avoid burning.
  9. 9 Remove from oven and let rest for 5 minutes before serving.

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