Cut the beef into bite-sized pieces.
Marinate the beef with sesame oil, soy sauce, and minced garlic.
Place rice in a bowl.
Slice avocado, cucumber, carrot, and other vegetables into bite-sized pieces.
Lightly stir-fry the marinated beef in a pan.
Top the rice with the beef and vegetables.
Serve with soy sauce or ponzu sauce to finish.