Skip take-out tonight when you make the BEST Crockpot Sesame Beef! Tender strips of flank steak are slow cooked in a rich, savory sauce with bold notes of garlic, ginger, and sesame. 

crockpot sesame beef in a slow cooker

Crockpot Sesame Beef

Don’t you just love those dinner recipes where your slow cooker basically does all the work for you? This crockpot sesame beef requires about 10 minutes of effort (or less), then you set it and forget it! At the very end, you have to stir in a simple slurry to thicken up the sauce, and then it’s good to go. Just make sure to serve it with something like white rice to help soak up every last drop of that rich sauce, because trust me – you don’t want it going to waste. It’s sweet, savory, and honestly pretty addictive. Oh, and don’t forget the sprinkle of green onions on top for the perfect pop of freshness! 

Enjoy more of the very best Asian-inspired dinner recipes like sesame garlic beef stir fry, crockpot teriyaki chicken, and teriyaki noodles

Do I need to sear the meat?

Nope! This recipe was developed with simplicity in mind, so you can toss the raw beef straight into the crockpot. If you do happen to have some extra time on your hands, though, you can certainly give the meat a quick sear for extra flavor. Just make sure you do NOT cook it all the way through! 

How to Make Crockpot Sesame Beef

  • Make the sauce. Whisk together the soy sauce, brown sugar, water, vegetable oil, sesame oil, rice vinegar, garlic, and ginger in a slow cooker set to medium or low.  
  • Cook the beef. Add the beef and stir. Set the heat to low and cook for 5-6 hours or on high for 3-4 hours. 
  • Add the slurry. Whisk the cornstarch into 2 tbsp of water and pour it over the beef. Make sure the crockpot is set to high! 
  • Let it thicken. Stir, then cover and cook for 20-30 minutes, or until the sauce has thickened to your liking. 
four panel collage image showing the process of making crockpot sesame beef

Storing 

Leftovers store very well! Let the sesame beef fully cool to room temp, then store it in an airtight container in the fridge for up to 3 days. When reheating, make sure to heat it until just warmed through. If it’s reheated too much, it’ll dry out and get tough. 

Ingredient Notes

  • Low Sodium Soy Sauce – Coconut aminos or tamari also both work well. 
  • Brown Sugar – This adds a caramelized depth of sweetness that white sugar alone can’t achieve. 
  • Vegetable Oil – This is just to help with the consistency of the sauce. 
  • Sesame Oil – Do NOT skip this ingredient! It adds the perfect touch of rich sesame flavor that elevates the sauce like you wouldn’t believe. 
  • Rice Vinegar – The acidity in this vinegar really helps to cut through the sweetness of the brown sugar. 
  • Garlic – Add more or less to taste. 
  • Ground Ginger – You can swap this with some freshly grated ginger if you’d like. 
  • Flank Steak – Flank steak works best in this recipe because it gets so tender when slow cooked! However, you can absolutely substitute it with skirt steak, sirloin, or chuck roast if that’s what you have on hand.
  • Cornstarch – This is what thickens the sauce to the best consistency. Measure with care! 
crockpot sesame beef over rice in a bowl with a pair of chop sticks

Enjoy!

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Crockpot Sesame Beef

Skip take-out tonight when you make the BEST Crockpot Sesame Beef! Tender strips of flank steak are slow cooked in a rich, savory sauce with bold notes of garlic, ginger, and sesame.
Prep 10 minutes
Cook 8 hours
Total 8 hours 10 minutes
Servings 6

Ingredients 

Instructions 

  • Whisk together the soy sauce, brown sugar, water, vegetable oil, sesame oil, rice vinegar, garlic, and ginger in a slow cooker over medium heat.
  • Add the beef and stir, then set the heat to low and cook for 5-6 hours or on high for 3-4 hours, or until the beef is cooked through and tender.
  • Turn the crockpot up to high if it was previously on low.
  • Then, whisk the cornstarch into 2 tablespoons of water and pour it over the beef.
  • Stir, then cover and cook for 20-30 minutes, or until the sauce has thickened to your liking, stirring occasionally.
  • Serve with rice, sliced green onions, and sesame seeds for garnish if desired.

Video

Notes

Storing:
This crockpot sesame beef can be stored in an airtight container in the fridge for up to 3 days.

Nutrition

Calories: 328kcal, Carbohydrates: 17g, Protein: 35g, Fat: 12g, Saturated Fat: 4g, Polyunsaturated Fat: 2g, Monounsaturated Fat: 5g, Cholesterol: 91mg, Sodium: 1232mg, Potassium: 654mg, Fiber: 0.3g, Sugar: 12g, Vitamin A: 0.2IU, Vitamin C: 1mg, Calcium: 56mg, Iron: 3mg

Nutrition information is automatically calculated, so should only be used as an approximation.

Additional Info

Course: Main Course
Cuisine: American
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Hey! Nice to meet you! I'm Nichole!

Welcome to The Salty Marshmallow! I'm a mom, animal lover, photographer, & kitchen mess-maker. Here you will find the result of my decades-long passion for chasing the best flavors in the kitchen, all meant to be cooked by regular people with busy lives just like you and me.

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