To marinade

200-300g sliced beef

1 egg

1 tsp white pepper

2 tbsp sweet soy sauce

2 garlic cloves (minced)

2 tbsp cornstarch

Others

1/2 yellow onion (sliced into rings)

2 garlic cloves (sliced)

1/2 tbsp red pepper flakes

1/2 cup water mixed with 1/2 tbsp cornstarch

1 tbsp soy sauce

1 tbsp oyster sauce

Salt and sugar to taste

Instructions

1. Marinade sliced beef with egg, white pepper, sweet soy sauce and minced garlic for 30 minutes. 
2. In the meantime, deep fry the sliced Holland/yellow onion until caramelised. Set aside. 
3. Coat the marinated beef with cornstarch. Deep fry until brown and crispy. Set aside. 
4. Sauté sliced garlic and red pepper flakes until fragrant. 
5. Add in cornstarch slurry and the sauces. Let it simmer until thickened. Salt and sugar to taste.
6. Turn off the heat and immediately mix in the deep fried beef and caramelised onion.