Combine the ground beef sauce ingredients in a medium size bowl and whisk well. Set aside. 


In a well heated skillet, cook the ground beef over medium high heat until the meat mostly turns brown (about 3- 4 mins). Stir often while breaking clumps of the meat.
Add chopped onion and chopped tomatoes fry well till all onion and tomato cooked well.

Pour the ground beef sauce over the meat and simmer for 2-3 mins, while stirring occasionally. Add the sesame seeds and green onions. Stir around quickly. Remove from the heat.

Serve the cooked beef over a bed of cooked rice and side salad dish as well.