4Add the flank steak to a bowl with the marinade ingredients: 1/2 tablespoon of dark soy sauce, 1 tablespoon of white cooking wine, 1/2 tablespoon of soy sauce, 1/4 teaspoon of baking soda, 1/4 teaspoon of white pepper, and 3 tablespoons of cornstarch.
5Add the flank steak to a bowl with the marinade ingredients: 1/2 tablespoon of dark soy sauce, 1 tablespoon of white cooking wine, 1/2 tablespoon of soy sauce, 1/4 teaspoon of baking soda, 1/4 teaspoon of white pepper, and 3 tablespoons of cornstarch.
6Add the flank steak to a bowl with the marinade ingredients: 1/2 tablespoon of dark soy sauce, 1 tablespoon of white cooking wine, 1/2 tablespoon of soy sauce, 1/4 teaspoon of baking soda, 1/4 teaspoon of white pepper, and 3 tablespoons of cornstarch.
7Mix until fully coated and let it marinate for at least 15 minutes.
8Mix until fully coated and let it marinate for at least 15 minutes.
9Mix until fully coated and let it marinate for at least 15 minutes.
10In a separate bowl, mix together all the sauce ingredients: 1 tablespoon of oyster sauce, 1/2 tablespoon of dark soy sauce, 1/2 tablespoon of soy sauce, 1 teaspoon of chicken bouillon, 2 teaspoons of sugar, 1/2 teaspoon of white pepper, and 1 teaspoon of sesame oil. Set aside.
11In a separate bowl, mix together all the sauce ingredients: 1 tablespoon of oyster sauce, 1/2 tablespoon of dark soy sauce, 1/2 tablespoon of soy sauce, 1 teaspoon of chicken bouillon, 2 teaspoons of sugar, 1/2 teaspoon of white pepper, and 1 teaspoon of sesame oil. Set aside.
12In a separate bowl, mix together all the sauce ingredients: 1 tablespoon of oyster sauce, 1/2 tablespoon of dark soy sauce, 1/2 tablespoon of soy sauce, 1 teaspoon of chicken bouillon, 2 teaspoons of sugar, 1/2 teaspoon of white pepper, and 1 teaspoon of sesame oil. Set aside.
13Heat 1/3 cup of oil in a pan or wok over medium-high heat.
14Heat 1/3 cup of oil in a pan or wok over medium-high heat.
15Heat 1/3 cup of oil in a pan or wok over medium-high heat.
16Fry the marinated beef, spreading it evenly, and cook for about 3 minutes per side.
17Fry the marinated beef, spreading it evenly, and cook for about 3 minutes per side.
18Fry the marinated beef, spreading it evenly, and cook for about 3 minutes per side.
19Remove the cooked beef from the pan and set aside.
20Remove the cooked beef from the pan and set aside.
21Remove the cooked beef from the pan and set aside.
22In the same oil, add 5 minced garlic cloves and 1 teaspoon of grated ginger. Sauté for about a minute until fragrant.
23In the same oil, add 5 minced garlic cloves and 1 teaspoon of grated ginger. Sauté for about a minute until fragrant.
24In the same oil, add 5 minced garlic cloves and 1 teaspoon of grated ginger. Sauté for about a minute until fragrant.
25Then add in 1 sliced white onion and sauté for about 2 minutes or until slightly translucent.
26Then add in 1 sliced white onion and sauté for about 2 minutes or until slightly translucent.
27Then add in 1 sliced white onion and sauté for about 2 minutes or until slightly translucent.
28Pour in the prepared sauce and let it simmer for 1-2 minutes until glossy and thickened.
29Pour in the prepared sauce and let it simmer for 1-2 minutes until glossy and thickened.
30Pour in the prepared sauce and let it simmer for 1-2 minutes until glossy and thickened.
31Add the cooked beef back into the pan and toss to coat evenly in the sauce.
32Add the cooked beef back into the pan and toss to coat evenly in the sauce.
33Add the cooked beef back into the pan and toss to coat evenly in the sauce.