Cajun French Fries With Crispy Oven-Baked Crunch

Cajun french fries come out crisp on the edges, fluffy in the center, and coated in a smoky, spicy seasoning that sticks to every bite. These fries are baked in the oven rather than fried, so they suit burgers, sandwiches, or a quick snack when regular fries feel a little plain. The recipe serves 4 and takes about 1 hour 5 minutes, most of it soaking and baking.

Ingredients

For the Fries

• 3 large russet potatoes
• 2 tablespoons olive oil
• 1 tablespoon cornstarch
• 1 teaspoon salt

For the Cajun Seasoning

• 1 teaspoon smoked paprika
• 1 teaspoon garlic powder
• 1 teaspoon onion powder
• ½ teaspoon cayenne pepper
• ½ teaspoon dried oregano
• ½ teaspoon dried thyme
• ½ teaspoon black pepper

Russet potatoes work especially well here because their high starch content bakes up crisp outside while staying soft inside. Waxy potatoes hold together but give a denser, less fluffy fry.

How to Make Oven-Baked Cajun Fries

1. Preheat the oven to 425°F and line a large baking sheet with parchment paper. Cut the potatoes into thin fry-shaped strips, aiming for similar thickness so they cook evenly.
2. Place the cut potatoes in a bowl of cold water and let them soak for at least 20 minutes. This helps remove excess starch so the fries brown instead of steaming.
3. Drain the potatoes and dry them very well with clean towels. Any moisture left behind can keep the fries from turning crisp.
4. In a large bowl, toss the potatoes with olive oil, cornstarch, and salt until every piece has a light coating. The cornstarch creates a thin crust that helps make crispy cajun fries in the oven.
5. Spread the fries in a single layer on the baking sheet with space between them. Bake for 20 minutes, then flip the fries once the bottoms look golden and slightly crisp.
6. Continue baking for another 15 to 20 minutes until the edges are deep golden brown and the centers feel tender when pierced with a fork.
7. While the fries are hot, mix the smoked paprika, garlic powder, onion powder, cayenne, oregano, thyme, and black pepper in a small bowl. Sprinkle the seasoning over the fries and toss gently so the spices coat every side evenly.
8. Serve immediately while the fries are still hot and crisp. For extra heat, add another pinch of cayenne before serving.

Why Baked Fries Turn Out Soggy, and How to Keep Them Crisp

Soggy fries almost always come down to moisture and crowding.

• **Soak, then dry completely.** Soaking removes surface starch; drying removes the water that would otherwise steam the fries on the pan.
• **Give them room.** Crowded potatoes trap steam and stay soft. If they do not fit in one layer with gaps, use two baking sheets.
• **Cut evenly.** Thin strips burn before thick ones are tender.
• **Use a dark metal sheet if you have one.** It usually browns better than glass.
• **Keep baking if they look pale.** Give them a few more minutes until the edges turn noticeably darker.
• **Season after baking.** Cajun spices can darken and taste burnt in a hot oven, so toss the fries while they are fresh out of the oven.

Adjusting the Heat and Seasoning

The fries have moderate heat from the cayenne. For milder fries, reduce the cayenne to ¼ teaspoon or leave it out. For more heat or smokiness, add a pinch of cayenne at the end or use extra smoked paprika. If you like heavily seasoned fries, mix a larger batch of the seasoning and add more after tasting.

The seasoning mix keeps in a sealed jar for up to 3 months and also works on chicken, roasted vegetables or popcorn.

What to Serve With Cajun Fries

Ranch, garlic aioli, or a simple mix of mayo and ketchup balances the spice. The fries go well with a crispy smash burger, fried chicken sandwiches, wraps and barbecue meals, and they hold up as a party snack with a few dips. For other potato snacks, try air fryer sliced potatoes or air fryer sweet potato chips.

Cajun Fries FAQ

Can I make cajun french fries in the air fryer?

Yes. Cook the fries at 380°F for about 15 to 20 minutes, shaking the basket halfway through. They should look golden and crisp around the edges before you add the seasoning.

Can I use frozen fries instead of fresh potatoes?

Yes. Bake frozen fries according to the package directions, then toss them with the Cajun seasoning while they are still hot.

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