Creating the Beef and Pepper Rice Bowl can be simple if you follow these steps:

1. Cook the Rice: Rinse jasmine rice under cold water until the water runs clear. Cook rice according to package instructions. Set aside.
2. Marinate the Beef: In a bowl, combine sliced flank steak with soy sauce, oyster sauce, black pepper, and salt. Let it marinate for about 10 minutes.
3. Heat the Oil: In a large skillet or wok, heat vegetable oil over medium-high heat.
4. Cook the Beef: Add the marinated beef to the skillet in a single layer. Cook for 3-4 minutes until browned. Stir occasionally.
5. Add Vegetables: Once the beef is cooked, add the sliced onions, red bell pepper, yellow bell pepper, and garlic to the skillet. Stir-fry for 5-6 minutes or until the vegetables are tender-crisp.
6. Combine with Rice: Lower the heat and add the cooked jasmine rice into the beef and vegetable mixture. Stir until everything is well combined and heated through.
7. Taste and Adjust: Check the seasoning and adjust if necessary by adding more soy sauce or pepper.
8. Serve Warm: Remove from heat and garnish with chopped green onions and sesame seeds.
9. Plate the Bowl: Serve the Beef and Pepper Rice Bowl in individual bowls for a beautiful presentation.

By following these straightforward instructions, you’ll create a delicious Beef and Pepper Rice Bowl that everyone will enjoy!