I woke up craving French fries but didn’t have any russet potatoes—only sweet potatoes. Using a reliable oven method inspired by The New Best Recipe (Cook’s Illustrated), I turned those sweet potatoes into golden, oven-baked sweet potato fries. The result was exactly what I wanted: tender inside, crisp outside, and well seasoned. These fries make a great side for sandwiches, sliders, or a big green salad and are easy to scale up for a crowd.
Oven-Baked Sweet Potato Fries
Ingredients:
- 3–4 tbsp vegetable oil
- 4 sweet potatoes, peeled and cut into equal‑sized fries
- Sea salt and freshly cracked black pepper, to taste
- Garlic powder, to taste
- Paprika, to taste
How to Make Oven-Baked Sweet Potato Fries
1. Peel the sweet potatoes and cut each one lengthwise into evenly sized fries. Uniform pieces help the fries cook at the same rate.
2. Place the cut fries in a large bowl and cover with hot tap water. Let them soak for 10 minutes—this helps remove surface starch and can improve crisping.
3. While the fries soak, adjust the oven rack to the lowest position and preheat the oven to 450°F (232°C).
4. Drizzle about 2 tablespoons of oil onto a baking sheet and sprinkle a little sea salt, black pepper, garlic powder, and paprika over the oiled surface; set the pan aside.
5. Drain the sweet potatoes and spread them out on kitchen towels or paper towels. Pat them thoroughly dry—moisture will prevent browning.
6. Dry the bowl you used, return the dried fries to it, and drizzle with the remaining 1–2 tablespoons of oil. Toss the fries by hand until they are evenly coated.
7. Arrange the fries in a single layer on the prepared baking sheet. Season them lightly with salt, freshly cracked black pepper, garlic powder, and paprika to taste.
8. Tightly cover the baking sheet with foil and bake on the lowest rack for 5 minutes. This initial covered step helps steam the interior so the fries are tender inside.
9. Remove the foil and continue baking until the bottoms develop spotty golden brown color, about 10 minutes.
10. Use tongs to flip each fry so the other side can brown, keeping them in a single layer. Rotate the pan in the oven for even color.
11. Bake 5–10 minutes more, or until the fries are golden and crispy to your preference, rotating the pan as needed to avoid uneven browning.
12. Transfer the finished fries to paper towels briefly to drain any excess oil, then serve immediately. Enjoy while hot for the best texture.
Recipe Details
- Prep time: 10 minutes
- Cook time: 25 minutes
- Total time: 35 minutes
- Servings: About 4
- Course: Side Dish
- Cuisine: American
Tips for Crispy Oven-Baked Sweet Potato Fries
- Cut fries to a uniform thickness—thinner fries crisp up more easily, thicker fries stay tender inside.
- Soaking and thoroughly drying are key steps; water on the surface prevents proper browning.
- Use a light hand with oil—enough to coat but not so much that the fries sit in oil on the sheet.
- If you need extra crisping, finish under a hot broiler for 1–2 minutes while watching closely.
Make-Ahead and Storage
Leftover fries are best stored in the refrigerator in an airtight container for up to 2–3 days. Reheat in a hot oven or air fryer to restore crispiness rather than microwaving, which can make them soggy.
Serving Suggestions and Variations
These oven-baked sweet potato fries pair well with burgers, sandwiches, sliders, or a hearty salad. Try seasoning variations such as smoked paprika, cumin, chili powder, or a sprinkle of grated Parmesan after baking. For a dipping sauce, plain yogurt mixed with lemon and herbs or a spicy ketchup complements the natural sweetness.
These oven-baked sweet potato fries are straightforward, flavorful, and adaptable—perfect when you want a satisfying side without deep frying. With a few simple steps and the right timing, you can enjoy fries that are soft inside and crisp on the outside every time.