Instant Pot Mongolian Beef

User Reviews

4.6

617 reviews
Excellent
  • Prep Time

    10 mins

  • Cook Time

    20 mins

  • Total Time

    30 mins

  • Servings

    8

  • Calories

    358 kcal

  • Cuisine

    Mongolian

Instant Pot Mongolian Beef

Instant Pot Mongolian Beef features flank steak strips coated in cornstarch and cooked with a savory sauce of soy, brown sugar, garlic, ginger, and red pepper flakes. The beef is quickly seared then pressure cooked to develop a caramelized yet tender texture, finished with sesame oil, green onions, and sesame seeds for a balanced, slightly sweet and umami-rich dish.

Description

This recipe uses flank steak cut thinly to allow quick, even cooking. Tossing the beef with cornstarch before searing ensures a slight crust forms, which helps thicken the sauce later and adds texture. The sauce combines rice vinegar, low-sodium soy sauce, brown sugar, garlic, ginger, and red pepper flakes, creating a sweet-spicy flavor profile typical of Mongolian beef. Cooking in the Instant Pot sears the beef first, then pressure cooks it in the sauce, tenderizing the meat while infusing it with flavor.

The dish is finished by stirring in sesame oil and garnishing with chopped green onions and toasted sesame seeds, which contribute fragrant, nutty notes. The result is a glossy, balanced beef entrée with contrasts between tender meat and sticky sauce.

Flank steak can be briefly chilled before slicing to ease cutting. Variations can use other beef cuts or even chicken. The Instant Pot method yields consistent results quickly compared to stovetop versions.

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Ingredients

Servings
  • 2 pound flank steak cut into thin strips
  • ½ cup cornstarch
  • 2 tablespoon rice vinegar
  • 1 cup soy sauce low sodium
  • cup water
  • 4 cloves garlic minced
  • 1 teaspoon ginger minced
  • 1 cup brown sugar packed
  • ½ teaspoon red pepper flakes
  • 3 tablespoon sesame oil
  • 2 green onions chopped
  • 2 tablespoon sesame seeds

Instructions

  1. Prepare the beef: In a large bowl toss the flank steak strips with the cornstarch together and let them sit for 5 minutes. This will ensure the cornstarch penetrates the beef.
  2. Make the sauce: In a medium size bowl add the rice vinegar, soy sauce, water, garlic, ginger, brown sugar, red pepper flakes and whisk well. Set aside.
  3. Turn your Instant Pot to the saute setting. (See your manufacturer's guide for detailed instructions on how to use your instant pot.)
  4. Sear the beef: Add half of the sesame oil to the pot. When the oil is hot add half of the flank steak and cook 2 to 3 minutes until it starts to brown. Remove from the pot and repeat with remaining sesame oil and beef. Return all the beef to the pot and press the cancel button on your Instant Pot.
  5. Pour the sauce over the beef and stir well. 
  6. Cook: Close the lid (follow the manufacturer's guide for instructions on how to close the instant pot lid). Set the Instant Pot to the Manual (high pressure) setting and set the timer to 10 minutes.
  7. When cooking is complete, use a quick release to depressurize.
  8. Stir in the green onions and garnish with sesame seeds. Serve over rice.

Notes

  • Chill flank steak in the freezer for 20 minutes before slicing to make cutting thin strips easier.
  • You can substitute top round beef or use chicken breast or thighs as alternatives to flank steak.
  • An Instant Pot combines functions like pressure cooking and sautéing to speed up this dish's preparation.
  • If you do not have an Instant Pot, a stove-top Mongolian Beef recipe can be used as a substitute method.

Nutrition Information

Show Details
Serving 1serving Calories 358kcal (18%) Carbohydrates 37g (12%) Protein 26g (52%) Fat 10g (15%) Saturated Fat 3g (15%) Cholesterol 68mg (23%) Sodium 1134mg (47%) Potassium 494mg (11%) Sugar 27g (54%) Vitamin A 65IU (1%) Vitamin C 1.1mg (1%) Calcium 57mg (6%) Iron 2.7mg (15%)

Nutrition Facts

Serving: 8Serving

Amount Per Serving

Calories 358 kcal

% Daily Value*

Serving 1serving
Calories 358kcal 18%
Carbohydrates 37g 12%
Protein 26g 52%
Fat 10g 15%
Saturated Fat 3g 15%
Cholesterol 68mg 23%
Sodium 1134mg 47%
Potassium 494mg 11%
Sugar 27g 54%
Vitamin A 65IU 1%
Vitamin C 1.1mg 1%
Calcium 57mg 6%
Iron 2.7mg 15%

* Percent Daily Values are based on a 2,000 calorie diet.

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Overall Rating

4.6

617 reviews
Excellent

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