Heat the rapeseed and coconut oil in a pan over high heat
Add the onions and cook stirring often until they start to brown then add in the garlic, ginger, cumin seeds and cardamom seeds and cook for 2 minutes
Add the remaining spices along with the lime juice, tomatoes, coconut, tomato puree and lime leaves, then stir well
Pour the onions and garlic into the slow cooker, add the pumpkin and chickpeas, stir again then place the lid on and slow cook at a low setting for 4-6 hours
Tip: If you don’t have a slow cooker pour the contents of the pot into a casserole dish and bake at 150ºC (300ºF) for 2
5 hours
To make the Pitta’Nans, mix the garlic and oil together, then use a pastry brush to rub over both sides of the pitta
Heat a dry pan over medium heat and toast both sides until they start to brown slightly
Serve the curry with a sprinkle of finely chopped coriander, garlic pitta naans