In a bowl, bring together beef, garlic, soy sauce, cooking wine, pepper and sesame oil. Mix well and set aside for 15min.
Preheat hot pot at medium/high heat. Add beef into pot and it should sizzle. Cook for one minute while stirring.
Add onion and salt into pot and cook for 3-4min or until onion is transparent, stirring frequently.
Add washed and drained rice into pot. Cook and stir for 2-3min.
Pour water into pot and bring everything to boil without lid.
Bring heat to low, cover with lid and simmer for 13-15min or until rice is tender.
Turn off heat. Stir well a few times and close the lid again. Let it rest in pot for additional 2-3min.
Open lid, stir a few times and sprinkle with sesame seeds and scallions.
Serve hot and enjoy!