Creating Crispy Chilli Beef Rice can be straightforward if you follow these simple steps:

1. Prepare the Beef: In a bowl, season the sliced beef with salt and pepper. Toss it with cornstarch until fully coated.
2. Heat Oil: In a large pan or wok, heat the vegetable oil over medium-high heat.
3. Fry the Beef: Add the coated beef to the hot oil and fry until crispy and golden brown, about 4-5 minutes. Remove and set aside.
4. Sauté Vegetables: In the same pan, add the sliced onion and bell pepper. Sauté for 2-3 minutes until slightly tender.
5. Add Aromatics: Stir in the minced garlic and grated ginger. Cook for another minute until fragrant.
6. Combine Sauces: Pour in the soy sauce, oyster sauce, and chili sauce. Stir to combine.
7. Return Beef to Pan: Add the crispy beef back to the pan and toss everything together until well coated in the sauce.
8. Serve Over Rice: Divide the cooked rice onto plates and top with the crispy chilli beef mixture.
9. Garnish: Sprinkle with chopped spring onions and sesame seeds for an added touch.
10. Enjoy: Serve hot and enjoy your delicious Crispy Chilli Beef Rice!