Ultimate Slow Cooker Mongolian Beef (Printable Version)

Tender beef simmered in sweet soy and hoisin sauce for a rich, flavorful main dish.

# What You'll Need:

→ Beef

01 - 2 pounds flank steak, thinly sliced against the grain

→ Sauce

02 - 3/4 cup low-sodium soy sauce (or tamari for gluten-free)
03 - 2/3 cup brown sugar, packed
04 - 1/2 cup hoisin sauce
05 - 4 cloves garlic, minced

# How to Make It:

01 - Lightly spray the inside of your slow cooker with nonstick cooking spray.
02 - Place the sliced flank steak in the slow cooker.
03 - In a medium bowl, whisk together soy sauce, brown sugar, hoisin sauce, and minced garlic until the sugar is mostly dissolved.
04 - Pour the sauce mixture over the beef and toss to coat evenly.
05 - Cover and cook on LOW for 4 hours, or until the beef is tender and the sauce is slightly thickened.
06 - Stir well before serving. Serve hot over steamed rice or with steamed vegetables.

# Expert Insights:

01 -
  • The slow cooker does absolutely all the heavy lifting while you go about your day
  • That sauce hits every single craving spot sweet salty umami rich
02 -
  • Cornstarch mixed with cold water in the last 30 minutes turns that thin sauce into something that clings beautifully to every bite
  • Slicing against the grain is the difference between tender and tough every single time
03 -
  • Let the beef rest for five minutes after cooking before serving so the juices redistribute
  • Double the sauce ingredients if you love having extra for rice