Step 1

Finely chop red onion and add to a pan with some oil on medium heat. Fry for a few minutes and then add minced garlic and finely chopped ginger.

Step 2

Add the spices - coriander, cumin, turmeric, chilli powder and flakes. Toast for 15 seconds until fragrant.

Step 3

Finely chop the large tomatoes and add along with the salt and sugar. Let cook for a few minutes until the tomatoes have broken down and it resembles a rough paste.

Step 4

Peel and cut sweet potato into 2cm/1 inch chunks and add along with the coconut milk, chopped tomatoes, vegetable stock and peanut butter.

Step 5

Bring to a gentle simmer and let cook for 20-25 minutes until the sweet potatoes are soft through. Add a little more water if needed.

Step 6

Add the chopped kale and cook for a minute until wilted.

Step 7

Add the juice of the lime, stir and serve!