Roasted Sweet Potato with Ginger & Coriander

Ingredients

• 10 mlghee (or butter)
• 5 mlginger root, finely chopped
• 2.5 mlground coriander
• 1 pinchred chilli (or cayenne pepper)
• 1 medium (about 300 g; about 475 ml chopped)sweet potato, washed and cut into 1.3 cm pieces
• 1.25 mlmineral salt
• enough to cover the base to a depth of 6 mmwater
• to taste, optionalfreshly squeezed lemon juice

Instructions

1. 1

   Prepare the equipment

   If finishing the dish in the oven, preheat it to 190°C (375°F). Choose a medium saucepan with a well-fitting lid that is safe to use on both the hob and in the oven. You can also cook the dish entirely on the hob.

2. 2

   Prepare the potato

   Wash and dry the sweet potato. Trim off the ends and any damaged patches of skin, or peel it completely, then cut it into 1.3 cm pieces.

3. 3

   Heat the ghee

   Warm the ghee or butter in a medium saucepan over medium heat.

4. 4

   Brown the ginger

   Add the ginger and sauté until it is lightly browned.

5. 5

   Toast the spices

   Stir in the coriander and red chilli, and sauté for 10–20 seconds, just until fragrant.

6. 6

   Brown the potato

   Add the sweet potato and salt, cover with the lid and cook for 5 minutes, or until the pieces begin to brown lightly. Move on once you see the browning.

7. 7

   Add the water

   Pour in just enough water to cover the base of the saucepan to a depth of 6 mm; take care not to add too much. Mix well so the potato is coated in the ghee and spices.

8. 8

   Cook until tender

   Cover and cook for 15 minutes, either in the oven or over medium-low heat on the hob. Test a piece with a knife: it is ready when the blade slips easily into the flesh. If it needs longer, stir to coat the pieces in the spiced ghee, add a little more water if needed and continue cooking until soft.

What is roasted sweet potato with ginger and coriander?

Sweet potato is a staple in many American home kitchens, where it is served as a side in both everyday meals and holiday spreads. Here, it is cooked with ginger, coriander and a little chilli for a warm, aromatic flavour.

Despite the title, the method begins on the hob and uses a covered pan to finish the potato, either in the oven or on the hob. Browning the pieces first builds flavour, while the small amount of water helps them soften without losing their coating of spiced ghee.

Nutrition and macros by portion

The nutrition label shows one serving as written: 143 calories, 2g protein, 23g carbs, 5g fat.

Most of the carbohydrates come from the sweet potato, while the ghee or butter supplies most of the fat; the dish contains only a little protein. Pair a portion with beans, lentils or another protein-rich main and a serving of vegetables for a more balanced plate.

Choosing and preparing the ingredients

Sweet potato: Choose a firm one and cut it into evenly sized pieces so they cook at a similar pace. You can leave the skin on after washing and trimming it, or peel it if you prefer.

Ghee and butter: Either works as the cooking fat. Ghee brings a toasted, buttery note; butter gives a familiar richness.

Spices: Finely chopped ginger and ground coriander flavour the fat directly. Add the chilli with the coriander so it has time to release its aroma.

Why start on the hob?

The first few minutes on the hob heat the pan quickly and give the potato a chance to brown before it steams. Use medium heat, and keep the lid on for the five-minute browning stage as directed.

Once the water goes in, choose either the oven or a medium-low hob. If using the oven, make sure the saucepan and lid are both oven-safe.

Getting the texture right

Water level: Add only enough to cover the base of the pan to a depth of about 6 mm. Too much can leave the pieces watery rather than coated in the spiced fat.

Doneness: Test a piece with the tip of a knife after the covered cooking time. The sweet potato should be soft enough for the knife to pass through easily.

Finishing: If the pieces are still firm, stir them through the ghee and spices and continue cooking. Add only a little more water if the pan is dry.

Timing and heat

The recipe gives 5 minutes for the first covered cook and 15 minutes after adding water. The potato’s size and the cooking method can affect how quickly it softens, so use the knife test rather than relying on the clock alone.

Keep the hob at medium-low for the covered finish, and avoid letting the pan boil dry. In the oven, use the preheated 190°C setting.

Serving ideas

Serve the sweet potato warm alongside roasted vegetables, beans, lentils or a main dish with a savoury sauce. Its sweet, spiced flavour also works well as part of a meal with greens.

A squeeze of fresh lemon is optional; add it just before serving for a bright contrast to the buttery spices.

Recipe notes & tips

• Cut the sweet potato into pieces of similar size for more even cooking.
• Dry the potato well after washing so it is easier to brown in the pan.
• Let the ginger brown lightly, but keep it moving if it starts to catch.
• Add the coriander and chilli briefly; a 10–20-second sauté is enough to bring out their aroma.
• Measure the water carefully and add more only if the pan dries before the potato is tender.
• Finish with a little lemon juice if you would like a sharper contrast to the sweet potato.

Variations

• More heat: Increase the pinch of chilli or cayenne to suit your taste.
• Lemon finish: Squeeze fresh lemon over the cooked potato just before serving.
• Butter option: Use butter instead of ghee for a familiar buttery flavour.
• Peel the potato: Remove the skin before chopping if you prefer a smoother texture.
• Hob-only method: Cook the covered pan over medium-low heat for the final 15 minutes instead of transferring it to the oven.

Common mistakes to avoid

• Uneven pieces: Cut the potato into similarly sized 1.3 cm pieces so they soften at the same rate.
• Too much water: Add only enough to cover the base to a depth of 6 mm, or the potato may turn watery.
• Skipping the browning cue: Move on once the pieces begin to brown lightly rather than waiting for them to cook through.
• High heat during the finish: Keep the hob at medium-low so the covered pan does not cook too aggressively.
• Not checking tenderness: Test with a knife and continue cooking if the centre is still firm.
• Unsafe cookware: Check that both the saucepan and its lid can go in the oven before using that method.

How to store

Cool leftovers and refrigerate them in a covered container for up to 3 days. Reheat gently in a covered pan on the hob, adding a splash of water if needed, or warm them in the oven until hot throughout.

Frequently asked questions