Heat the oil in a deep frying pan and fry the beef mince for 4-5 minutes, breaking it up with a wooden spoon as it browns. Add the onion and cook for 2-3 minutes, then stir in the tomato purée ...
Heat the oil then add the onions and fry until soft and translucent. Add the ginger and garlic pastes; when they release their aroma, add the mince and sprinkle some black pepper over it.