Why Make This Recipe
Slow Cooker Mongolian Beef is a fantastic dish for anyone looking for an easy and delicious meal. With its sweet and savory flavor, this recipe is sure to impress family and friends. Plus, using a slow cooker means you can set it and forget it, making it perfect for busy days. You’ll love coming home to the smell of tender beef that’s been cooking all day.
Thank you for reading this post, don't forget to subscribe!How to Make Slow Cooker Mongolian Beef
Ingredients
- 1 1/2 pounds flank steak (thinly sliced against the grain)
- 1/4 cup cornstarch
- 1 tablespoon toasted sesame oil
- 1 teaspoon minced garlic
- 1 teaspoon minced ginger
- 1/2 cup low sodium soy sauce
- 1/3 cup brown sugar
- 1/2 cup water
- 1/2 cup green onions (for garnish)
Directions
- Toss the flank steak with cornstarch in a mixing bowl until evenly coated.
- Place the coated steak in a slow cooker. Add sesame oil, garlic, ginger, soy sauce, brown sugar, and water. Stir gently to combine.
- Cover and cook on HIGH for 2-3 hours or LOW for 4-5 hours until the beef is tender.
- Stir in green onions just before serving.
How to Serve Slow Cooker Mongolian Beef
Serve Slow Cooker Mongolian Beef over a bed of steamed rice or noodles for a complete meal. You can also serve it with a side of vegetables like broccoli or snap peas to add some color and nutrition. Don’t forget to sprinkle extra green onions on top for garnish!
How to Store Slow Cooker Mongolian Beef
Store any leftover Mongolian Beef in an airtight container in the fridge. It will stay fresh for up to 3 days. To reheat, simply warm it in the microwave or on the stove until hot. You can also freeze leftovers for up to 2 months. Just thaw in the fridge before reheating.
Tips to Make Slow Cooker Mongolian Beef
- Make sure to slice the flank steak against the grain for better tenderness.
- If you prefer a thicker sauce, mix a tablespoon of cornstarch with a bit of water, then stir it into the beef 30 minutes before serving.
- Experiment with adding vegetables like bell peppers or carrots to the slow cooker for extra flavor and nutrition.
Variation
You can make a spicier version by adding red pepper flakes or a bit of sriracha sauce to the sauce mixture. This will give the dish an extra kick if you enjoy a little heat!
FAQs
Can I use a different cut of beef?
Yes, you can use other cuts like sirloin or chuck, but cooking times may vary.
Is this dish gluten-free?
To make it gluten-free, use tamari instead of soy sauce.
Can I make this in advance?
Absolutely! You can prepare it a day before and reheat it for dinner. It often tastes even better the next day.

Slow Cooker Mongolian Beef
- Total Time: 195 minutes
- Yield: 4 servings
- Diet: None
Description
A sweet and savory slow cooker dish featuring tender flank steak, perfect for busy days.
Ingredients
- 1 1/2 pounds flank steak (thinly sliced against the grain)
- 1/4 cup cornstarch
- 1 tablespoon toasted sesame oil
- 1 teaspoon minced garlic
- 1 teaspoon minced ginger
- 1/2 cup low sodium soy sauce
- 1/3 cup brown sugar
- 1/2 cup water
- 1/2 cup green onions (for garnish)
Instructions
- Toss the flank steak with cornstarch in a mixing bowl until evenly coated.
- Place the coated steak in a slow cooker. Add sesame oil, garlic, ginger, soy sauce, brown sugar, and water. Stir gently to combine.
- Cover and cook on HIGH for 2-3 hours or LOW for 4-5 hours until the beef is tender.
- Stir in green onions just before serving.
Notes
For a thicker sauce, mix a tablespoon of cornstarch with a bit of water, stir it into the beef 30 minutes before serving. You can also add vegetables like bell peppers or carrots for extra nutrition.
- Prep Time: 15 minutes
- Cook Time: 180 minutes
- Category: Main Course
- Method: Slow Cooking
- Cuisine: Asian
