Chinese Beef and Onion Stir Fry Recipe
Introduction
This Chinese Beef and Onion Stir Fry is a quick and flavorful dish that combines tender flank steak with crisp vegetables and a savory sauce. Perfect for a weeknight dinner, it delivers satisfying taste with minimal effort.

Ingredients
- 1 pound flank steak sliced thin against the grain
- 2 tablespoons soy sauce
- 1 tablespoon cornstarch
- 2 tablespoons vegetable oil
- 1 large onion sliced
- 3 cloves garlic minced
- 1 bell pepper sliced (any color)
- 1 tablespoon ginger minced
- 1/4 cup beef broth
- 2 tablespoons oyster sauce
- 1 tablespoon sesame oil
- Salt and pepper to taste
- Green onions chopped (for garnish)
Instructions
- Step 1: In a bowl, combine the sliced flank steak, soy sauce, and cornstarch. Mix well and let it marinate for about 15 minutes.
- Step 2: Heat 1 tablespoon of vegetable oil in a large skillet or wok over medium-high heat. Add the marinated beef and stir-fry for 3-4 minutes until browned. Remove the beef from the skillet and set aside.
- Step 3: In the same skillet, add the remaining tablespoon of vegetable oil. Add the sliced onion, bell pepper, and garlic. Stir-fry for about 3-5 minutes until the vegetables are tender.
- Step 4: Add the minced ginger and stir for another minute until fragrant.
- Step 5: Return the beef to the skillet and pour in the beef broth and oyster sauce. Stir everything together and cook for an additional 2-3 minutes until heated through.
- Step 6: Drizzle with sesame oil and season with salt and pepper to taste.
- Step 7: Serve hot, garnished with chopped green onions.
Tips & Variations
- For extra flavor, marinate the beef for up to 1 hour instead of 15 minutes.
- Try adding other vegetables like snap peas or mushrooms for variety.
- Use a high-heat oil like peanut oil if you prefer a different flavor profile.
- Substitute beef broth with chicken broth or water if unavailable.
Storage
Store leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, warm gently in a skillet or microwave until heated through, adding a splash of broth if needed to maintain moisture.
How to Serve

Serve this delicious recipe with your favorite sides.
FAQs
Can I use other cuts of beef for this stir fry?
Yes, sirloin or ribeye sliced thinly against the grain also work well and stay tender when cooked quickly.
Is it necessary to marinate the beef with cornstarch?
Marinating with cornstarch helps tenderize the beef and creates a smooth coating that enhances the sauce’s texture, but you can skip it if needed.
PrintChinese Beef and Onion Stir Fry Recipe
A delicious Chinese Beef and Onion Stir Fry featuring tender flank steak, vibrant bell peppers, and flavorful aromatics in a savory soy and oyster sauce. This quick and easy stir-fry is perfect for a satisfying weeknight dinner.
- Prep Time: 20 minutes
- Cook Time: 15 minutes
- Total Time: 35 minutes
- Yield: 4 servings 1x
- Category: Main Dish
- Method: Stovetop
- Cuisine: Chinese
Ingredients
Beef Marinade
- 1 pound flank steak, sliced thin against the grain
- 2 tablespoons soy sauce
- 1 tablespoon cornstarch
Vegetables and Aromatics
- 1 large onion, sliced
- 3 cloves garlic, minced
- 1 bell pepper, sliced (any color)
- 1 tablespoon ginger, minced
Sauce and Oils
- 1/4 cup beef broth
- 2 tablespoons oyster sauce
- 2 tablespoons vegetable oil (divided)
- 1 tablespoon sesame oil
- Salt and pepper to taste
Garnish
- Green onions, chopped
Instructions
- Marinate Beef: In a bowl, combine the sliced flank steak, soy sauce, and cornstarch. Mix well and let it marinate for about 15 minutes to tenderize and enhance flavor.
- Cook Beef: Heat 1 tablespoon of vegetable oil in a large skillet or wok over medium-high heat. Add the marinated beef and stir-fry for 3-4 minutes until browned. Remove the beef from the skillet and set aside to prevent overcooking.
- Sauté Vegetables: In the same skillet, add the remaining tablespoon of vegetable oil. Add the sliced onion, bell pepper, and minced garlic. Stir-fry for about 3-5 minutes until the vegetables are tender but still crisp.
- Add Ginger: Add the minced ginger to the skillet and stir-fry for another minute until fragrant, enhancing the dish’s aroma and flavor.
- Combine and Simmer: Return the cooked beef to the skillet and pour in the beef broth and oyster sauce. Stir everything together and cook for an additional 2-3 minutes, allowing the sauce to thicken and coat the ingredients.
- Finish and Season: Drizzle the stir-fry with sesame oil and season with salt and pepper to taste. Mix well to combine all the flavors.
- Serve: Serve hot, garnished with chopped green onions for a fresh and colorful finish.
Notes
- Slice the steak thinly against the grain for more tender bites.
- Adjust the amount of oyster sauce and soy sauce to suit your taste and dietary needs.
- Use any color bell pepper or a mix for vibrant presentation.
- To make it spicier, add a dash of chili flakes or fresh chopped chili during the vegetable stir-fry step.
- Serve with steamed rice or noodles for a complete meal.
- Leftovers can be stored in an airtight container in the refrigerator for up to 2 days.
Keywords: Chinese beef stir fry, beef and onion stir fry, quick beef recipe, Chinese quick dinner, flank steak stir fry

