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Slow Cooker Pepper Steak Recipe


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3.9 from 53 reviews

  • Author: Maggie
  • Total Time: 5 hours 15 minutes
  • Yield: 6 servings

Description

This Slow Cooker Pepper Steak recipe offers tender beef strips simmered with vibrant green and red bell peppers and onions in a flavorful soy and beef broth-based sauce. Perfectly seasoned with garlic, ginger, and a hint of sweetness, this hearty dish is an easy, hands-off meal that cooks all day for melt-in-your-mouth results.


Ingredients

Meat and Vegetables

  • 2 lbs. beef strips
  • 1 green bell pepper, sliced thick
  • 1 red bell pepper, sliced thick
  • 1 white onion, sliced

Liquid and Broth

  • ½ cup water
  • 2 beef bouillon cubes
  • 3 Tbsp. soy sauce
  • 1 tsp. Worcestershire sauce

Seasonings and Thickener

  • ¼ tsp. ground ginger
  • ¼ tsp. garlic powder
  • ½ tsp. black pepper
  • 2 tsp. brown sugar (or honey or white sugar)
  • 1 Tbsp. cornstarch
  • ¼ tsp. red pepper flakes (optional)


Instructions

  1. Prepare Bouillon Mixture: In a small microwave-safe bowl, combine ½ cup water and 2 beef bouillon cubes. Microwave for 30 seconds and stir until bouillon cubes dissolve completely. Alternatively, boil water on the stovetop and dissolve bouillon cubes.
  2. Mix Sauce Ingredients: To the bowl with dissolved bouillon, add 3 tablespoons soy sauce, 1 teaspoon Worcestershire sauce, ¼ teaspoon ground ginger, ¼ teaspoon garlic powder, ½ teaspoon black pepper, 2 teaspoons brown sugar, and 1 tablespoon cornstarch. Whisk thoroughly until smooth. Add ¼ teaspoon red pepper flakes if desired for extra heat.
  3. Assemble in Slow Cooker: Pour the prepared sauce mixture into the slow cooker. Layer 2 lbs. of beef strips, sliced green and red bell peppers, and sliced white onion over the sauce evenly.
  4. Cook Low and Slow: Cover the slow cooker and cook on LOW setting for 5 hours, allowing flavors to meld and beef to become tender.

Notes

  • For thicker sauce, stir cornstarch slurry well before adding and ensure it dissolves completely to prevent lumps.
  • If you don’t have a microwave, dissolving the bouillon cubes in boiling water on the stovetop works just as well.
  • Adjust red pepper flakes according to your heat preference.
  • This dish pairs well with steamed rice or noodles to soak up the flavorful sauce.
  • Leftovers can be refrigerated for up to 3 days or frozen for longer storage.
  • Prep Time: 15 minutes
  • Cook Time: 5 hours
  • Category: Main Course
  • Method: Slow Cooking
  • Cuisine: American