01 -
In a large bowl, whisk together the egg, 2 teaspoons cornstarch, salt, and cold water. Add the sliced beef and mix thoroughly to ensure even coating. Cover and refrigerate for 30 minutes.
02 -
In a separate bowl, whisk together water, honey or sugar, ketchup, hoisin sauce, soy sauce, oyster sauce, sweet chili sauce, rice wine vinegar, red pepper flakes, and 2 teaspoons cornstarch until fully combined. Set aside.
03 -
After marinating, dredge the beef slices in 4 to 6 tablespoons cornstarch, ensuring all pieces are generously coated.
04 -
Heat vegetable oil in a large wok over medium-high heat. Fry the beef in batches until both sides are golden and crisp. Remove fried beef and drain excess oil.
05 -
Pour off most of the oil, leaving about 1 tablespoon in the wok. Sauté the onion, bell pepper, and minced garlic over medium heat for three to four minutes until slightly tender.
06 -
Add the prepared sauce to the wok with sautéed vegetables. Stir continuously and bring to a gentle simmer. Cook for two to three minutes, allowing the sauce to thicken.
07 -
Return the fried beef to the wok and toss until evenly coated with sauce and vegetables. Remove from heat and serve immediately while hot.