Heat a large pan (sac, wok or cast iron pan) until very hot. Add oil (ghee or rendered fat) and heat for about 1 minute until the oil is almost smoking.
Add diced lamb meat and cook 8-10 minutes over high heat, stirring continuously.
Add the diced onion to the meat, and continue to cook for 8-10 minutes.
Add all the peppers, chilies and seasoning and continue to cook for 5 minutes.
Finally, add the tomatoes and cook for about 5 more minutes.
Remove from heat and serve with rice or flatbread.