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Easy mongolian beef recipe

Crispy Mongolian beef recipe served with green onions and jasmine rice

Whether you’re a seasoned home cook or someone who’s just learning to navigate a wok, this guide walks you through everything. From the exact ingredients and measurements to pro tips that guarantee crispy beef and a sauce so good you’ll want to drink it, this post has you covered.

Single serving of Mongolian beef recipe in a bowl with rice and chopsticks
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Easy Mongolian Beef Recipe

This easy Mongolian beef recipe features thin slices of crispy flank steak tossed in a sweet and savory sauce made with soy sauce, brown sugar, garlic, and ginger. Ready in just 30 minutes, it's better than takeout and perfect for weeknight dinners.
Prep Time 15 minutes
Cook Time 15 minutes
Total Time 30 minutes
Servings: 4 Servings
Course: Main Course
Cuisine: American, Chinese
Calories: 350

Ingredients
  

  • 1.5 lbs flank steak thinly sliced against the grain
  • ¼ cup cornstarch
  • 3 tablespoons vegetable oil
  • ½ cup low-sodium soy sauce
  • ½ cup water
  • ¾ cup dark brown sugar packed
  • 4 cloves garlic minced
  • 1 tablespoon fresh ginger grated
  • 1 teaspoon sesame oil
  • 5 stalks green onions cut into 2-inch pieces
  • ½ teaspoon dried red pepper flakes optional

Method
 

  1. Place flank steak in the freezer for 15 minutes to firm up, then slice thinly against the grain into strips.
  2. Toss the beef slices evenly in cornstarch and shake off excess.
  3. Heat vegetable oil in a large skillet or wok over medium-high heat.
  4. Fry the coated beef in batches for 2–3 minutes per side until golden and crispy. Transfer to a paper-towel-lined plate.
  5. Drain excess oil from the pan, leaving about 1 tablespoon.
  6. Sauté minced garlic and grated ginger in the pan for 30 seconds until fragrant.
  7. Add soy sauce, water, and brown sugar to the pan. Stir to combine and bring to a simmer.
  8. Let the sauce cook for 3–4 minutes until slightly thickened.
  9. Return the crispy beef to the pan and toss to coat evenly in the sauce.
  10. Remove from heat, drizzle with sesame oil, and add green onion pieces.
  11. Serve immediately over steamed jasmine rice or white rice

Before we jump into the how, let’s talk about the why. What exactly sets a great Mongolian beef recipe apart from any other Asian beef stir fry? It comes down to two things: flavor balance and texture contrast.

The soul of any homemade Mongolian beef lies in its sauce. Unlike other stir-fry dishes that lean heavily on heat or acidity, Mongolian beef celebrates the dance between sweet and salty. Dark brown sugar melts into low-sodium soy sauce, while minced garlic and fresh ginger add an aromatic backbone that fills your entire kitchen with an intoxicating smell.

Single serving of Mongolian beef recipe in a bowl with rice and chopsticks

Let’s be honest — restaurant Mongolian beef often arrives soggy, swimming in an overly sweet sauce that masks the quality of the meat. When you make this easy Mongolian beef at home, you control everything. You choose a quality cut of flank steak. You decide how crispy you want the exterior. You adjust the sweetness to your palate.

Plus, homemade Mongolian beef costs a fraction of what you’d pay at a restaurant. A single batch that feeds four people runs about $10 in groceries. Compare that to $40 for two entrees with rice at a sit-down restaurant. Your wallet will thank you almost as much as your taste buds.

Now for the exciting part — actually making it. This Mongolian beef recipe breaks down into two simple phases: preparing the beef and building the sauce. The entire process takes roughly 30 minutes from start to finish, with only about 10 minutes of active cooking.

Having everything prepped and ready before you turn on the heat is crucial for stir-fry success. Here’s your complete ingredient list:

IngredientAmountPurpose
Flank steak1.5 lbsMain protein, sliced thin against the grain
Cornstarch¼ cupThin the sauce to the right consistency
Vegetable oil3 tablespoonsFor pan-frying the beef
Soy sauce (low-sodium)½ cupSalty base for the sauce
Water½ cupThins the sauce to the right consistency
Dark brown sugar¾ cupProvides sweetness and caramel depth
Fresh garlic4 cloves, mincedAromatic flavor
Fresh ginger1 tablespoon, gratedWarm, spicy undertone
Sesame oil1 teaspoonFinishing flavor
Green onions5 stalks, cut into 2-inch piecesGarnish and fresh bite
Dried red pepper flakes½ teaspoon (optional)Mild heat

Pro tip: Always slice your flank steak against the grain and aim for pieces about ¼-inch thick. This ensures every bite of your crispy Mongolian beef is melt-in-your-mouth tender rather than chewy.

All ingredients needed for an easy Mongolian beef recipe laid out on a countertop

Follow these steps, and you’ll nail this Mongolian beef recipe on your very first attempt:

Phase 1 — Prepare and Fry the Beef:

  1. Slice the steak. Place the flank steak in the freezer for 15 minutes to firm it up, then slice it thin against the grain into strips.
  2. Coat in cornstarch. Toss the beef slices in cornstarch until evenly coated. Shake off any excess.
  3. Pan-fry until crispy. Heat vegetable oil in a large skillet or wok over medium-high heat. Fry the beef in a single layer — work in batches to avoid overcrowding. Cook for 2–3 minutes per side until golden and crispy. Transfer to a paper-towel-lined plate.

Phase 2 — Build the Sauce and Combine:

  1. Make the sauce. In the same pan (drain excess oil first, leaving about 1 tablespoon), add minced garlic and grated ginger. Sauté for 30 seconds until fragrant.
  2. Add liquids and sugar. Pour in the soy sauce and water, then stir in the brown sugar. Bring the mixture to a simmer and let it cook for 3–4 minutes until slightly thickened.
  3. Thicken if needed. If you prefer a thicker, glossier sauce, mix 1 tablespoon of cornstarch with 2 tablespoons of cold water and stir it into the simmering sauce.
  4. Return the beef. Add the crispy beef back into the sauce and toss to coat evenly.
  5. Finish and serve. Remove from heat, drizzle with sesame oil, and toss in the green onion pieces. Serve immediately over steamed jasmine rice or white rice.

The entire active cooking time is barely 15 minutes. That’s faster than your local Chinese restaurant can deliver.

Even a straightforward Mongolian beef recipe benefits from a few insider tricks. These tips will elevate your dish from good to restaurant-quality, and the variations let you customize it to fit your dietary needs or ingredient availability.

Getting that signature crispy exterior while keeping the inside juicy is the holy grail of this dish. Here’s how to achieve it consistently:

  • Don’t skip the freezer trick. Partially freezing the flank steak makes it dramatically easier to slice thinly and uniformly. Uneven slices cook unevenly.
  • Fry in batches, never all at once. Overcrowding the pan lowers the oil temperature and causes steaming rather than frying. The result? Soggy beef. Fry in two or three small batches for guaranteed crispiness.
  • Add the beef to the sauce last. The cornstarch coating will absorb sauce quickly, so only toss the beef in right before serving. This preserves the crispy texture that makes this Mongolian beef stir fry so special.
  • Use high heat. A smoking-hot wok or skillet gives you that beautiful sear. Cast iron or carbon steel pans work exceptionally well.

One of the best things about this Mongolian beef recipe is how adaptable it is:

VariationWhat to Change
Spicy Mongolian BeefAdd 1–2 tablespoons of sriracha or chili garlic sauce to the sauce mixture
Mongolian ChickenSubstitute boneless chicken thighs for flank steak, same cooking method
Low-Carb / KetoCombine the auce ingredients and sliced beef in a slow cooker on low for 4 hours.
Gluten-FreeUse tamari or coconut aminos instead of soy sauce
With VegetablesToss in broccoli, bell peppers, or snap peas during the sauce phase
Slow Cooker VersionCombinethe auce ingredients and sliced beef in a slow cooker on low for 4 hours.

No matter which direction you take it, the core sweet-and-savory profile of the Mongolianeef sauce remains the star.

Single serving of Mongolian beef recipe in a bowl with rice and chopsticks

For those tracking macros or watching their intake, here’s a breakdown per serving:

NutrientAmount Per Serving
Calories350 kcal
Protein28 g
Total Fat12 g
Saturated Fat3.5 g
Carbohydrates32 g
Sugar22 g
Sodium890 mg
Fiber0.5 g

Based on 4 servings, beef and sauce only (rice not included).

Making a perfect Mongolian beef recipe at home really is as simple as slicing, coating, frying, and saucing. You don’t need fancy equipment or hard-to-find ingredients — just a hot pan, quality flank steak, and a handful of pantry staples that you probably already own.

The payoff is enormous: crispy, tender beef coated in a sweet and savory sauce that rivals (and honestly surpasses) anything you’d order from a restaurant. Once you’ve made this Mongolian beef recipe once, it’ll earn a permanent spot in your weekly dinner rotation.

So what are you waiting for? Grab that flank steak, fire up your skillet, and give this recipe a try tonight. And once you taste the results, come back and share your experience in the comments below — I’d love to hear how yours turned out!

Q1: What cut of meat is best for a Mongolian beef recipe?
Flank steak is the ideal cut for any Mongolian beef recipe. It’s lean, flavorful, and slices beautifully into thin strips. If flank steak isn’t available, skirt steak or sirloin make solid alternatives. The key is slicing against the grain for maximum tenderness.

Q2: Can I make this Mongolian beef recipe ahead of time?
You can prepare components in advance — slice the beef and store it in the fridge, and mix the sauce ingredients. However, for the best texture, fry the beef and combine everything right before serving. The crispy coating softens as it sits, so this Mongolian beef recipe tastes best fresh.

Q3: Is mongolian beef recipe actually from Mongolia?
Despite its name, this Mongolian beef recipe is a Chinese-American creation, not a traditional Mongolian dish. It was popularized by Chinese-American restaurants in the United States and has become one of the most beloved Asian beef stir-fry dishes worldwide.

Q4: How do I store leftover Mongolian beef?
Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat in a skillet over medium heat to help restore some crispiness. Microwave reheating works in a pinch but will result in softer beef.

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