Sweet Potato Fries

Ingredients

• 3 largeorange sweet potatoes
• 16 g (2 tbsp)flour
• 2.5 ml (½ tsp)salt
• 2.5 ml (½ tsp)black pepper
• 2.5 ml (½ tsp)garlic powder
• 2.5 ml (½ tsp)onion powder
• 2.5 ml (½ tsp)chilli powder

Instructions

1. 1

   Wash and peel

   Wash the sweet potatoes, then peel them.

2. 2

   Cut evenly

   Cut the potatoes into evenly sized pieces.

3. 3

   Bring to boil

   Put the pieces in a large pot of cold water and bring it to the boil.

4. 4

   Boil briefly

   Boil for 4 minutes, then take the pot off the heat.

5. 5

   Drain the potatoes

   Drain thoroughly and return the potatoes to the pan.

6. 6

   Add the seasoning

   Add the flour and spices to the pan, then cover it.

7. 7

   Coat the pieces

   Carefully shake the covered pan for about 5 seconds to coat the potatoes evenly.

8. 8

   Arrange on a tray

   Space the potatoes evenly on a non-stick baking sheet.

9. 9

   Bake until crisp

   Bake at 230°C (450°F) for 20–30 minutes, until crispy.

What are sweet potato fries?

Sweet potato fries are cut batons of sweet potato cooked until browned at the edges and tender inside. This American-style version is oven-baked rather than deep-fried, with flour and spices forming a light coating.

The brief boil softens the pieces before baking, while the seasoning adds savoury, peppery warmth to balance the potatoes’ natural sweetness.

Nutrition and macros by portion

The nutrition label shows one serving as written: 208 calories, 4g protein, 48g carbs, 0g fat.

Most of the carbohydrates come from the sweet potatoes, with a small additional amount from the flour; the potatoes also contribute a little protein and very little fat. Pair a portion with a protein-rich main such as a bean burger and some vegetables for a more balanced plate.

Why boil them first?

Brief boil: cooking the pieces for 4 minutes gives them a head start before they go into the oven. Drain them thoroughly afterwards so excess water does not dampen the coating.

Even pieces: cut the potatoes to a similar size so they cook at roughly the same rate. Very thin pieces may crisp sooner, while larger ones can need longer.

Getting an even coating

Flour and spices: adding them to the drained potatoes in the pan lets the coating cling to the pieces. Cover the pan and shake gently for about 5 seconds, taking care not to break up the softened potatoes.

Room to spread: arrange the fries in a single layer with space between them. Crowded pieces are more likely to soften than crisp.

How to tell when they are done

Colour: look for browned, crisp-looking edges as the main cue. The recipe gives a 20–30 minute baking window, so check the fries towards the earlier end.

Texture: the outside should feel firm and the centre should be tender when pierced. If they need more time, continue baking and check again shortly.

Seasoning and heat

Savoury notes: garlic and onion powder add depth, while black pepper gives the coating a gentle bite. Salt brings the flavours together.

Chilli powder: its heat can vary by type, so the stated amount gives a moderate starting point. For a milder batch, reduce it to taste.

What to serve with them

Burgers: serve the fries alongside freshly made bean burgers, as suggested, or another grilled main. Their sweet-and-spiced flavour also pairs well with a simple salad.

Dips: offer a dip on the side if you like, keeping it separate so the fries stay crisp until serving.

Recipe notes & tips

• Cut the potatoes into evenly sized pieces for more consistent cooking.
• Drain the potatoes thoroughly before adding the flour and spices.
• Shake the pan gently so the softened pieces keep their shape.
• Leave space between the fries on the baking sheet.
• Check for crisp edges from 20 minutes onwards, as oven performance can vary.

Variations

• Smoky seasoning: swap the chilli powder for smoked paprika.
• Extra heat: increase the chilli powder slightly to taste.
• Herb finish: scatter chopped fresh herbs over the fries just before serving.
• Curry spice: replace the chilli powder with curry powder for a different savoury profile.

Common mistakes to avoid

• Uneven pieces: they cook at different rates; cut the potatoes to a similar size.
• Wet potatoes: excess water can hinder browning; drain them thoroughly after boiling.
• Rough shaking: the pieces may break apart; shake the covered pan gently.
• Crowded tray: the fries may soften instead of crisping; arrange them with space between.
• Skipping the check: smaller pieces may finish early; start checking at 20 minutes.

How to store

Cool leftovers and refrigerate them in a covered container for up to 3 days. Reheat in a hot oven until warmed through; they may be softer than when freshly baked.

Frequently asked questions