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Delicious Sticky Mongolian Beef Stir-Fry with Peppers served in a bowl

Sticky Mongolian Beef Stir-Fry with Peppers & Onions

A quick and satisfying stir-fry featuring tender beef, vibrant vegetables, and a sweet-and-savory sauce that delights the palate.
Prep Time 15 minutes
Cook Time 15 minutes
Total Time 30 minutes
Course Dinner, Main Course
Cuisine Asian, Chinese
Servings 4 servings
Calories 400 kcal

Ingredients
  

Main ingredients

  • 1 pound Thinly sliced flank steak Tender cut that absorbs flavors wonderfully.
  • 2 tablespoons Cornstarch Adds crispiness to the beef.
  • 2 tablespoons Vegetable oil Used for searing the beef and sautéing.
  • to taste Salt Essential seasoning.
  • to taste Pepper Essential seasoning.
  • 1/4 cup Soy sauce Savory base for the sauce.
  • 2 tablespoons Brown sugar Balances the savory soy sauce.
  • 2 cloves Garlic Minced.
  • 1 tablespoon Ginger Grated.
  • 2 tablespoons Hoisin sauce (optional) Adds sweetness and complexity.
  • 2 tablespoons Water To adjust sauce consistency.
  • 1 medium Red bell pepper Adds crunch and sweetness.
  • 1 medium Onion Soft and sweet when sautéed.

Instructions
 

Preparation

  • Coat the flank steak in cornstarch and set aside.
  • In a large skillet or wok, heat vegetable oil over medium-high heat.

Searing the Beef

  • Add the beef slices in a single layer, searing until crispy and browned, about 2-3 minutes per side.
  • Remove the beef slices and set aside.

Cooking the Vegetables

  • In the same pan, add sliced onions and red bell peppers.
  • Sauté for 3-5 minutes until tender and slightly caramelized.
  • Add minced garlic and grated ginger, stirring for 30 seconds until fragrant.

Making the Sauce

  • Pour in soy sauce, brown sugar, and hoisin sauce (if using).
  • Add a splash of water and simmer for 2-3 minutes until the sauce thickens.

Combining

  • Return the beef to the pan and toss everything together until the beef is coated in the sauce.
  • Serve hot over rice.

Notes

To enhance the dish, consider adding a splash of sesame oil at the end. Store leftovers in an airtight container in the fridge for up to three days.
Keyword Beef Recipes, Easy Stir-Fry, Mongolian Beef, Quick Dinner, Stir-fry