Looking for a dish that’s quick, satisfying, and packed with bold flavors? This Chinese Beef and Onion Stir-Fry is your answer. With tender slices of beef, caramelized onions, and a savory sauce, this recipe is a perfect example of how simple ingredients can come together to create something extraordinary. Whether you’re cooking for yourself, your family, or even guests, this stir-fry is sure to impress.
Why You’ll Love This Chinese Beef and Onion Stir-Fry
Before we begin, here’s why this recipe stands out:
- Quick and Easy: Ready in under 30 minutes, making it perfect for busy weeknights.
- Flavor-Packed Sauce: A simple blend of soy sauce, oyster sauce, and aromatics creates a rich, umami flavor.
- Customizable: Add vegetables like bell peppers, broccoli, or snap peas for extra nutrition.
- Versatile: Serve it over rice, noodles, or even on its own for a low-carb option.
- Family-Friendly: Loved by both kids and adults, this dish is a crowd-pleaser.
Ready to embark on this flavorful journey? Let’s explore the ingredients and detailed instructions.
Ingredients
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
Here’s what you’ll need to create this mouthwatering Chinese Beef and Onion Stir-Fry:
For the Beef:
- Beef (flank steak or sirloin): Thinly sliced against the grain for maximum tenderness.
- Cornstarch: Helps seal in moisture and gives the beef a velvety texture.
- Salt and pepper: Enhances the natural flavors of the beef.
For the Sauce:
- Soy sauce: Adds depth and saltiness to the dish.
- Oyster sauce (optional): Provides a rich, umami kick.
- Garlic, minced: Infuses the dish with aromatic warmth.
For Cooking:
- Onion, sliced: Caramelizes beautifully and adds sweetness.
- Vegetable oil: Ensures even cooking and prevents sticking.
- Green onions (optional garnish): Adds freshness and color.
These simple yet wholesome ingredients come together to create a dish that’s both satisfying and comforting. Now, let’s move on to the step-by-step instructions.
Step-by-Step Instructions
Follow these detailed steps to make the most delicious Chinese Beef and Onion Stir-Fry.
Step 1: Prepare the Ingredients
Start by slicing the beef thinly against the grain. Slicing against the grain ensures the beef remains tender after cooking. If the beef is too cold to slice easily, place it in the freezer for 15–20 minutes to firm it up slightly.
Slice the onion into thin strips. Mince the garlic cloves finely for maximum flavor distribution.
Pro Tip: To save time, use pre-sliced beef from the grocery store or ask your butcher to slice it for you.
Step 2: Marinate the Beef
In a medium mixing bowl, combine the sliced beef with 1 tablespoon of soy sauce, 1 tablespoon of cornstarch, and a pinch of salt and pepper. Mix well, ensuring each piece of beef is evenly coated. Let the beef marinate for 10–15 minutes while you prepare the other ingredients.
Pro Tip: The cornstarch not only tenderizes the beef but also helps thicken the sauce slightly during cooking.
Step 3: Heat the Pan
Heat 1 tablespoon of vegetable oil in a large skillet or wok over medium-high heat. Ensure the pan is hot before adding the beef—this is key to achieving a good sear.
Add the marinated beef to the pan in a single layer, working in batches if necessary to avoid overcrowding. Cook for 1–2 minutes per side, just until browned but not fully cooked through. Remove the beef from the pan and set it aside.
Pro Tip: Overcrowding the pan can cause the beef to steam instead of sear, so cook in smaller batches if needed.
Step 4: Cook the Onions
In the same pan, add the remaining 1 tablespoon of vegetable oil. Toss in the sliced onions and cook for 3–4 minutes, stirring occasionally, until they soften and begin to caramelize at the edges. The natural sweetness of the onions will balance the savory flavors of the dish.
Step 5: Add Garlic and Sauce
Push the onions to one side of the pan and add the minced garlic to the empty space. Sauté the garlic for 30 seconds to release its aroma, then mix it with the onions.
Pour in the remaining tablespoon of soy sauce and the oyster sauce (if using). Stir everything together to coat the onions evenly in the sauce.
Pro Tip: If you prefer a saucier dish, add 2–3 tablespoons of water or beef broth to loosen the sauce.
Step 6: Combine Beef and Vegetables
Return the beef to the pan along with any juices that have accumulated. Stir-fry everything together for 1–2 minutes, just until the beef is cooked through and the sauce clings to the ingredients.
Taste the dish and adjust the seasoning with additional soy sauce, salt, or pepper if needed.
Step 7: Garnish and Serve
Transfer the stir-fry to a serving plate. Garnish with sliced green onions for a pop of color and freshness.
Pro Tip: Serve immediately while the dish is still hot to enjoy the full flavor and texture.
Serving Suggestions and Pairings
This Chinese Beef and Onion Stir-Fry is incredibly versatile and pairs beautifully with a variety of accompaniments:
- Over Rice: Serve it with steamed white rice, brown rice, or jasmine rice for a hearty meal.
- With Noodles: Toss it with lo mein or udon noodles for a noodle stir-fry twist.
- Low-Carb Option: Enjoy it on its own or with cauliflower rice for a lighter alternative.
- Side Dishes: Pair with steamed broccoli, bok choy, or a cucumber salad for added nutrition.
Storage and Reheating Tips
Storage:
- Refrigeration: Store leftovers in an airtight container in the refrigerator for up to 3 days. Keep the sauce and beef submerged in the juices to prevent drying out.
- Freezing: Freeze the stir-fry in a freezer-safe container for up to 3 months. Thaw in the refrigerator overnight before reheating.
Reheating:
- To reheat on the stovetop, warm the stir-fry in a skillet over medium heat, adding a splash of water or broth to loosen the sauce if needed.
- For the microwave, heat individual portions for 1–2 minutes, stirring halfway through to ensure even heating.
Pro Tip: Avoid overcooking when reheating to maintain the beef’s tenderness.
Frequently Asked Questions (FAQs)
Q: What can I use instead of oyster sauce?
A: Hoisin sauce or a splash of Worcestershire sauce can be used as substitutes for oyster sauce.
Q: How can I make this recipe gluten-free?
A: Use tamari or a certified gluten-free soy sauce and ensure your oyster sauce is gluten-free.
Q: Can I add other vegetables to the stir-fry?
A: Yes! Try adding bell peppers, broccoli, carrots, snap peas, or mushrooms for extra flavor and nutrition.
Q: Why is my beef tough after cooking?
A: Tough beef can result from slicing with the grain instead of against it or overcooking. Be sure to slice thinly against the grain and cook the beef just until it’s done.
Q: What should I do if my pan isn’t getting hot enough?
A: Use a heavy-bottomed skillet or wok and ensure your stove is set to medium-high heat. Preheating the pan for a minute or two before adding oil can also help.
Variations to Try
- Spicy Kick: Add red pepper flakes, chili oil, or sriracha for a spicy twist.
- Saucier Dish: Mix 1 teaspoon of cornstarch with 2 tablespoons of water to create a slurry. Stir it into the sauce during cooking for a thicker consistency.
- Vegetarian Option: Replace the beef with tofu or tempeh and use vegetable broth instead of beef broth.
- Asian-Inspired Twist: Add a splash of sesame oil or a sprinkle of toasted sesame seeds for extra flavor.
Final Thoughts
This Chinese Beef and Onion Stir-Fry is the ultimate weeknight dinner—a quick, flavorful, and customizable dish that’s perfect for any occasion. With its tender beef, caramelized onions, and savory sauce, it’s a recipe that feels indulgent yet approachable. Whether you’re serving it over rice, noodles, or on its own, this stir-fry is sure to bring smiles and satisfaction.
By following the detailed instructions, storage tips, and customization ideas provided here, you’ll be able to create a dish that’s as beautiful as it is delicious. So, gather your ingredients, embrace the simplicity of this recipe, and treat yourself to a taste of homemade indulgence anytime you’d like. Enjoy every bite of this savory, satisfying stir-fry—you deserve it!
Chinese Beef and Onion Stir-Fry
Ingredients
- 1 pound beef (flank steak or sirloin), thinly sliced against the grain
- 1 large onion, sliced
- 2 cloves garlic, minced
- 2 tablespoons soy sauce
- 1 tablespoon oyster sauce (optional)
- 1 tablespoon cornstarch
- 2 tablespoons vegetable oil (for cooking)
- salt and pepper to taste
- sliced green onions for garnish (optional)
Instructions
- Slice the beef thinly against the grain. In a medium mixing bowl, combine the beef with 1 tablespoon of soy sauce, cornstarch, and a pinch of salt and pepper. Mix well and let marinate for 10–15 minutes.
- Heat 1 tablespoon of vegetable oil in a large skillet or wok over medium-high heat. Add the marinated beef in a single layer, working in batches if necessary to avoid overcrowding. Cook for 1–2 minutes per side, just until browned but not fully cooked through. Remove the beef from the pan and set aside.
- In the same pan, add the remaining 1 tablespoon of vegetable oil. Toss in the sliced onions and cook for 3–4 minutes, stirring occasionally, until they soften and begin to caramelize.
- Push the onions to one side of the pan and add the minced garlic to the empty space. Sauté the garlic for 30 seconds to release its aroma, then mix it with the onions.
- Pour in the remaining tablespoon of soy sauce and the oyster sauce (if using). Stir everything together to coat the onions evenly in the sauce.
- Return the beef to the pan along with any juices that have accumulated. Stir-fry everything together for 1–2 minutes, just until the beef is cooked through and the sauce clings to the ingredients.
- Taste the dish and adjust the seasoning with additional soy sauce, salt, or pepper if needed. Garnish with sliced green onions, if desired, and serve hot.

