Stir fry beef with oyster sauce (Nua Nan Mum Hoi)

| Marinade | |
| 2 Tab | Soy Sauce | 
| 1 Tab | Sugar | 
| 2 Tsp | White pepper powder | 
| 2 Tab | Vegetable oil | 
| 2 Tab | Corn flour | 
| Beef | |
| 300g | Loin beef, thin slices | 
| 1 portion | |
| 1/4 | Red spur chilli, 2mm slices | 
| 2 | Garlic cloves, finely chopped | 
| 3 | Spring Onions, sliced into 3cm lengths | 
| 80g | Marinaded beef | 
| 1/2 Tab | Soy sauce | 
| Pinch | White pepper powder | 
| Pinch | White sugar | 
| 1/2 Tab | Light (normal) soy sauce | 
| 2 Tab | Vegetable Oil | 
| splash | Dark soy (for colour) | 
| 1/2 Cup | Chicken stock | 
- Slice the beef into thin slices and put to one side
 - In a bowl mix together all the marinade ingredients.
 - Add beef to bowl. This can be left covered in the fridge overnight (best) or more than 1 hour
 - Once the beef has sat for a period; in a wok heat the vegetable oil on a high heat
 - Turn the wok down to a medium heat and add garlic. Heat until the garlic is fragrant (very quick)
 - Add the 80g of beef and cook until the beef is 10% done (brown around the edges)
 - Add stock and mix with beef. Once the stock is boiling. If this mix starts to dry out add more stock
 - Add light soy, pepper and sugar. Taste and adjust
 - Turn the heat down add dark soy for colour, chillies and spring onion
 - Add a splash of vegetable oil for shine and serve