Mongolian beef is a beloved dish that offers a delightful combination of savory flavors and tender meat. Its popularity stems from the rich sauce—sweet and slightly tangy—paired with juicy pieces of beef, making it a favorite for those craving a satisfying meal. The ease of whipping it up at home allows you to personalize it to your taste, making it a go-to for both weeknight dinners and special occasions. Trust me, once you try making it yourself, you might find it hard to eat out again!

Mongolian Beef
- Total Time: 30 minutes
- Yield: 4 servings
- Diet: None
Description
A savory dish featuring tender beef marinated in a sweet and tangy sauce, perfect for quick weeknight dinners.
Ingredients
- 1 lb flank steak, thinly sliced against the grain
- 1/4 cup soy sauce
- 1/4 cup brown sugar
- 1 tablespoon cornstarch
- 2 cloves garlic, minced
- 1 tablespoon ginger, minced
- 1/4 cup green onions, chopped
- 2 tablespoons vegetable oil (or sesame oil for extra flavor)
- Optional: red pepper flakes for heat
Instructions
- Combine soy sauce, brown sugar, and cornstarch in a bowl. Whisk until the cornstarch is dissolved.
- Add the sliced beef to the marinade, ensuring all pieces are coated. Let it sit for about 10 minutes.
- Heat oil in a large skillet over medium-high heat. Add the marinated beef in batches, ensuring not to overcrowd the pan, and cook until browned, about 2-3 minutes per side.
- Remove the beef and set it aside. In the same skillet, add garlic and ginger, sautéing for about 30 seconds until fragrant.
- Pour the marinade into the pan and bring it to a simmer. Cook until it thickens slightly.
- Return the beef to the pan, tossing to coat in the sauce. Stir in the green onions and red pepper flakes if desired.
- Serve immediately over rice or alongside steamed vegetables.
Notes
For maximum tenderness, slice the meat against the grain. Marinating even for just 10 minutes enhances flavor.
- Prep Time: 10 minutes
- Cook Time: 20 minutes
- Category: Main Course
- Method: Stir-frying
- Cuisine: Asian
Why you’ll love this dish
This dish stands out because of its bold flavors and comforting texture. The tender beef, combined with the luscious sauce, creates a dish that’s just as enjoyable over a bed of fluffy rice as it is served alongside crunchy vegetables. It offers a perfect balance of sweetness and umami, leaving you wanting more.
“I made this for my family, and they couldn’t get enough! It’s definitely a new favorite in our house.”
The juicy, flavorful pieces of beef paired with that mouthwatering sauce ensure that every bite is a delight. Cooking at home also allows you to control the ingredients and adjust the flavors to your liking, resulting in a meal that can be customized for everyone at the table.
The cooking process explained
Preparing Mongolian beef involves a few simple yet crucial steps. First, the beef is sliced thin and marinated, allowing it to soak up flavor. Then, as it cooks quickly in a hot pan, you’ll prepare the savory sauce to bring everything together. The process is fast, which means you can enjoy a delicious, restaurant-quality meal in under an hour.
Prep Time: 10 min | Cook Time: 20 min | Total Time: 30 min
What you’ll need
Gathering your ingredients beforehand can simplify the cooking experience. Here’s a list of what you need:
- 1 lb flank steak, thinly sliced against the grain
- 1/4 cup soy sauce
- 1/4 cup brown sugar
- 1 tablespoon cornstarch
- 2 cloves garlic, minced
- 1 tablespoon ginger, minced
- 1/4 cup green onions, chopped
- 2 tablespoons vegetable oil (or sesame oil for extra flavor)
- Optional: red pepper flakes for heat
The flank steak is ideal for this dish because it absorbs marinades well and cooks quickly, ensuring tenderness. If you’re pressed for time, pre-cut stir-fry beef can work as a substitute.
Step-by-step instructions
- In a bowl, combine soy sauce, brown sugar, and cornstarch. Whisk until the cornstarch is dissolved.
- Add the sliced beef to the marinade, ensuring all pieces are coated. Let it sit for about 10 minutes.
- Heat oil in a large skillet over medium-high heat. Add the marinated beef in batches, ensuring not to overcrowd the pan, and cook until browned, about 2-3 minutes per side.
- Remove the beef and set it aside. In the same skillet, add garlic and ginger, sautéing for about 30 seconds until fragrant.
- Pour the marinade into the pan and bring it to a simmer. Cook until it thickens slightly.
- Return the beef to the pan, tossing to coat in the sauce. Stir in the green onions and red pepper flakes if desired.
- Serve immediately over rice or alongside steamed vegetables.
Best ways to enjoy it
Mongolian beef shines when served over a bed of steamed jasmine rice, where the sauce can soak in, making each bite delectable. Alternatively, it pairs wonderfully with stir-fried vegetables like bell peppers and broccoli for a colorful, nutritious meal. For a twist, consider serving it in lettuce wraps as a fun, interactive dining option.
Storage and reheating tips
If you have leftovers, they can be stored in an airtight container in the refrigerator for up to three days. To reheat, it’s best to use a skillet over medium heat to avoid drying out the beef. You can also add a splash of water or broth while reheating to keep the meat moist. Unfortunately, it’s not recommended to freeze this dish, as the texture of beef might change when thawed.
Helpful cooking tips
For maximum tenderness, slice the meat against the grain; this shortens the muscle fibers, making each piece easier to chew. Don’t skip out on the marinating step! Even just 10 minutes enhances the flavor. If you’re looking to make the dish a touch healthier, consider increasing the amount of veggies you add to the stir-fry.
Creative twists
Try swapping the flank steak for sirloin or even chicken if you prefer a different protein. For those who enjoy a spicy kick, add some chopped jalapeños or sriracha to the marinade. Another delicious twist is to incorporate sesame seeds for a nutty flavor, or using honey instead of brown sugar for a unique sweetness.
FAQ
Can I use a different cut of beef?
Absolutely! Sirloin or ribeye can work as great alternatives, though cooking times may vary.
Is this dish spicy?
Not on its own, but you can adjust the heat by adding red pepper flakes or jalapeños to the cooking process.
Can I make it gluten-free?
Yes, substitute regular soy sauce with tamari or coconut aminos to keep it gluten-free.
Enjoy your cooking adventure with this delightful dish! It’s a wonderful way to bring the flavors of the restaurant right to your table.
