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Crockpot Mongolian Beef Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 3.8 from 43 reviews
  • Author: Lily
  • Prep Time: 15 minutes
  • Cook Time: 2 hours 30 minutes
  • Total Time: 2 hours 45 minutes
  • Yield: 4 servings
  • Category: Main Course
  • Method: Slow Cooking
  • Cuisine: Asian

Description

This Crockpot Mongolian Beef recipe delivers tender, flavorful beef slow-cooked to perfection with a savory and sweet sauce made from soy sauce, brown sugar, garlic, and ginger. Perfect for a hands-off meal, it’s simple to prepare and ideal for serving over rice with a garnish of fresh scallions and toasted sesame seeds.


Ingredients

Beef and Coating

  • 1 lbs. flank steak
  • ¼ cup cornstarch
  • Salt, to taste
  • Black pepper, to taste

Sauce and Aromatics

  • 3 garlic cloves, finely chopped
  • 1 inch ginger, finely chopped
  • ½ cup reduced salt soy sauce
  • 1/3 cup brown sugar
  • ¼ cup water
  • 2 tbsp vegetable oil
  • 1 tbsp sesame oil

Garnish

  • 1 scallion, sliced thin
  • 1 tbsp sesame seeds


Instructions

  1. Prepare the beef: Slice the flank steak thinly against the grain, then cut into small bite-sized pieces. Place them in a bowl.
  2. Season and coat: Season the beef pieces with salt and black pepper to taste, then evenly coat them with cornstarch by tossing until fully covered.
  3. Chop aromatics: Finely mince the ginger and garlic cloves carefully for the sauce.
  4. Layer in slow cooker: Pour vegetable oil into the bottom of the slow cooker, then add the coated steak pieces over the oil.
  5. Add sauce ingredients: Add the chopped garlic, ginger, brown sugar, sesame oil, soy sauce, and water to the slow cooker. Stir gently to combine all ingredients.
  6. Slow cook the beef: Set the slow cooker to cook on high for 2.5 hours or on low for 4-5 hours. Once cooking is complete, stir the mixture to ensure the sauce is well distributed.
  7. Prepare garnish: Slice the scallion into thin pieces while the beef cooks.
  8. Serve: Serve the Mongolian beef hot over cooked rice. Garnish with the sliced scallions and sprinkle with sesame seeds for added flavor and texture.

Notes

  • Be sure to slice the beef thinly against the grain for maximum tenderness.
  • Using reduced salt soy sauce helps keep sodium levels lower without compromising flavor.
  • Adjust cooking time based on your slow cooker’s performance; low and slow produces tender results.
  • Serve immediately after cooking for best texture; the sauce thickens as it cools.
  • Great paired with steamed white or brown rice, or even cauliflower rice for a low-carb option.