Melt the ghee or heat the oil in a large skillet over medium-high heat. Add cumin seeds and cook for 30 seconds until you can smell their aroma. Add onion, garlic, ginger, bay leaves and curry and cook until the onion is soft, about 5 minutes. Add tomatoes, coriander, chili powder, turmeric, sugar, salt and pepper stirring and cooking just until combined. Add beef and cook for 5 minutes or until beef is no longer pink. Reduce heat and let simmer for 10 minutes. Add peas and continue to simmer for another 10 minutes. Serve immediately.