Add the oil to a large frying pan and heat to a medium heat. Add the cumin seeds until they pop, then add in the remaining spices.
Stir for a few seconds, then add in the onion. Fry for approx 8-10 minutes until soft and browning.
Add in the garlic and ginger and stir for another few minutes, then add in the coconut milk.
Simmer for 5 minutes, then add in the roast cauliflower chickpeas, and cherry tomatoes.
Cook for a further 2-3 minutes until the tomatoes have broken down just a little.
Season well, and serve with gram flour crepes