蠔油牛肉是一道美味的中式菜肴，以下是一個簡單的做法：

準備300克切成薄片的牛肉、2個蔥，切段、3瓣蒜，切片、1個紅辣椒，去籽切絲（可選）、1個青椒，切絲、1個紅椒，切絲、2湯匙蠔油、1湯匙生抽、1湯匙老抽、1茶匙糖、2湯匙植物油、胡椒粉、蓮藕粉或太白粉（可選）。

然後將牛肉片放入碗中，加入生抽、老抽和一點胡椒粉，拌勻，醃製約15至20分鐘。在一個平底鍋或炒鍋中，加熱一湯匙植物油。加入蔥段、蒜片和辣椒絲（如果使用），炒香。

加入切絲的青椒和紅椒，繼續炒至蔬菜變軟。將蔬菜推至鍋邊，加入另一湯匙植物油，將牛肉片加入鍋中，快速炒至變色。將蠔油和糖加入鍋中，拌勻。根據需要添加一點水，使醬汁更加滑潤。如果想要醬汁變得更加濃稠，可以在鍋中加入少許蓮藕粉或太白粉。繼續翻炒直到牛肉完全熟透並均勻裹上醬汁。熄火，撒上一些蔥花作為裝飾，即可享用。這道蠔油牛肉可以搭配米飯或麵食，是一道美味的家常菜。

Oyster sauce beef is a delicious Chinese dish, and here's a simple recipe:

Ingredients:

300g beef, thinly sliced

2 spring onions, chopped

3 cloves garlic, sliced

1 red chili, deseeded and sliced (optional)

1 green bell pepper, sliced

1 red bell pepper, sliced

2 tablespoons oyster sauce

1 tablespoon light soy sauce

1 tablespoon dark soy sauce

1 teaspoon sugar

2 tablespoons vegetable oil

Ground black pepper

Cornstarch or tapioca starch (optional)

Instructions:

1. Place the beef slices in a bowl and add light soy sauce, dark soy sauce, and a dash of ground black pepper. Mix well and marinate for about 15 to 20 minutes.

2. Heat one tablespoon of vegetable oil in a frying pan or wok. Add the chopped spring onions, sliced garlic, and chili (if using), and stir-fry until fragrant.

3. Add the sliced green and red bell peppers, and continue to stir-fry until the vegetables soften.

4. Push the vegetables to the side of the pan and add another tablespoon of vegetable oil. Quickly add the marinated beef slices to the pan and stir-fry until they change color.

5. Add the oyster sauce and sugar to the pan, and mix well. Add a little water to the pan if needed to make the sauce smoother.

6. If you prefer a thicker sauce, you can add a small amount of cornstarch or tapioca starch to the pan.

7. Continue to stir-fry until the beef is fully cooked and evenly coated with the sauce.

Remove from heat, sprinkle some chopped spring onions on top as garnish, and serve immediately.

This oyster sauce beef can be served with rice or noodles and makes a delicious home-cooked meal.

照片:DALLE3