Heat the cooking oil in a wok or deep pan, on medium heat.
Add the cumin seeds and fry for 1 minute. Add the onions and curry now. Fry till they turn a pale golden color.
Add the ginger and garlic pastes and fry for 1 minute.
Add the minced meat and all the powdered spices - coriander, cumin, garam masala and salt to taste.
Continue to brown the minced meat, stirring often to prevent burning. This should take about 5-7 minutes.
Add the tomatoes, stir and cook till they are soft.
Turn the fire off, add the lime juice and stir.
Garnish with chopped coriander leaves and serve with hot chapatis or parathas. (Indian flat bread)