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Perfect Crispy Potato Fries

Category: Snacks That Bring People Together

Make crispy sweet potato fries using your oven and cornstarch. Keep spacing right and use easy techniques for delicious results every time.

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Hannah Author
Updated on Sun, 06 Apr 2025 00:32:55 GMT
A serving bowl with crispy sweet potato fries topped with seasonings placed next to ketchup dip. Save
A serving bowl with crispy sweet potato fries topped with seasonings placed next to ketchup dip. | recipesbyhannah.com

I've gotta tell you my trick for the crunchiest baked sweet potato fries around! They're a way healthier option than regular ones but taste just as good. The golden crispy edges make them so addictive - they're always the first thing my family grabs off the dinner table.

Tasty and Nutritious

The awesome thing about these fries is all the nutrients like fiber and beta-carotene packed inside while still giving you that amazing flavor. When you bake them, you keep all the healthy stuff but still get that wonderful crunch everyone wants.

Your Ingredients

  • The Essentials:
    • Sea salt and your go-to spices
    • Cornstarch to get that crunch
    • Fresh olive oil
    • Sweet potatoes cut properly

Creating Food Magic

Season with Care:
Add salt and spices while they're still hot.
Baking Time:
Cook in a 425°F oven and turn them over halfway for golden results.
Arrange Them Right:
Lay them out on parchment without touching for ultimate crispiness.
Prep Work:
Mix with cornstarch then coat with olive oil completely.
Cut Properly:
Slice sweet potatoes evenly about 1/4 inch thick.

Insider Tricks

Want super crunchy fries? Cut them thin, don't skip the cornstarch, and make sure they've got plenty of room on the baking sheet. You can skip soaking them first - just cut, season and pop them in the oven!

Great Companion Foods

These fries go with just about anything from tacos to veggie burgers. I love dunking them in different dips or just munching on them as a snack all by themselves.

A wooden bowl filled with golden-brown sweet potato fries, garnished with salt and herbs, sits on a table beside a small dish of dipping sauce. Save
A wooden bowl filled with golden-brown sweet potato fries, garnished with salt and herbs, sits on a table beside a small dish of dipping sauce. | recipesbyhannah.com

Must-Have Kitchen Items

A really sharp knife makes cutting so much easier. Good quality baking sheets and some parchment paper will help your fries get nice and crispy while making cleanup super easy afterward.

Recipe FAQs

→ Why use cornstarch?

Cornstarch adds that crunchy texture to the fries when baked.

→ Can I prep these ahead?

Yep, peel and slice them up to two days in advance. Don't forget to store them in water to keep fresh.

→ How do I keep them crispy?

Make sure they’re spaced out on the pan, cut evenly, and don’t skip flipping them while baking.

→ Can I save leftovers?

Store them in the fridge for a few days, covered. Reheat in the oven to bring back the crispiness.

→ What's the best size to cut them?

Go for slices about 1/4-inch wide to ensure they cook evenly.

Sweet Potato Fries

Discover the trick to crispy oven-baked sweet potato fries. Coated with olive oil, sea salt, and perfect as a healthy side.

Preparation Time
10 min
Cooking Time
35 min
Total Time
45 min

Category: Party & Snacks

Difficulty Level: Easy

Cuisine: American

Yield: 4 Servings (4)

Dietary Preferences: Vegan, Vegetarian, Gluten-Free, Lactose-Free

Ingredients

01 2 tablespoons olive oil (extra-virgin).
02 Half a teaspoon of fine sea salt.
03 2-3 medium-sized sweet potatoes (about 2 pounds).
04 1 tablespoon cornstarch.
05 Optional toppings: A pinch of garlic powder.
06 Optional toppings: A dash of cayenne.
07 Optional toppings: Ground black pepper to taste.

Directions

Step 01

Set your oven to 425°F and adjust the racks to the upper and lower parts of the oven.

Step 02

Cover a pair of baking sheets with some parchment paper.

Step 03

Peel those sweet potatoes and slice them into 1/4-inch-thick sticks.

Step 04

Spread the cut potatoes onto the two trays.

Step 05

Sprinkle over each pan: 1 1/2 teaspoons of cornstarch and 1/4 teaspoon salt.

Step 06

Pour 1 tablespoon of oil onto each tray and toss everything until coated evenly.

Step 07

Arrange the fries in one layer, making sure they don't touch or pile up.

Step 08

Bake for 20 minutes, then turn the fries over.

Step 09

Swap the trays' positions in the oven, and keep baking for another 10-18 minutes until crunchy.

Step 10

Sprinkle on your favorite seasonings after baking.

Notes

  1. Spread the fries out—no overlapping—so they'll get crispy.
  2. Making your fries the same size helps them cook evenly.
  3. You can peel and cut the potatoes up to 2 days in advance and store them in water.
  4. Pop them back in the oven to crisp them up again when reheating.

Required Equipment

  • Peeler.
  • Two baking trays.
  • Spatula (metal works best).
  • Parchment for lining trays.

Allergen Information

Check all ingredients for potential allergens and consult a medical professional if uncertain.
  • None detected.

Nutritional Information (per serving)

These details are for reference only and shouldn't replace medical advice.
  • Calories: 180
  • Fats: 7 g
  • Carbohydrates: 30 g
  • Proteins: 2 g