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Slow Cooker Steak and Peppers

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This slow cooker steak and peppers recipe is an easy crock pot dinner made with sirloin This easy slow cooker steak and peppers recipe uses tender sirloin steak with bell peppers and onions simmered in a savory soy-ginger sauce. It’s a family-friendly crock pot dinner that’s best served over rice to soak up all the flavorful sauce.

Slow cooker steak and peppers served over rice with sirloin steak, bell peppers, and onions in a savory soy ginger sauce

The flavor here is really good, but I want to be upfront about texture because that matters with peppers in the slow cooker. They do soften more than they would in a skillet or stir fry. If you prefer firmer peppers, cut them very thick, at least 1 inch or more, so they hold up better during the long cook time.

I used a thin cut beef sirloin tip steak, which worked well and stayed tender. You can also start with a thicker cut of sirloin and slice it thin yourself. Right before serving, I added a small handful of chopped fresh parsley, which is more of a personal preference.


Ingredients

  • 2 pounds beef sirloin steak, thin cut into 1 inch strips
  • 3/4 cup hot beef broth
  • 3 beef bouillon cubes
  • 1/4 cup soy sauce
  • 2 tablespoons honey
  • 1 tablespoon Worcestershire sauce
  • 1 teaspoon ground ginger
  • 1/2 teaspoon ground black pepper
  • 1/2 teaspoon salt
  • 2 tablespoons cornstarch
  • 3 bell peppers (red, yellow, and orange), seeds removed and sliced thick
  • 1 yellow onion, sliced
  • Cooked rice, for serving
Ingredients for slow cooker steak and peppers including sirloin steak, bell peppers, onion, soy sauce, honey, and beef broth

How to Make Slow Cooker Steak and Peppers

Add the sliced steak to the bottom of a slow cooker and spread it out evenly.

In a small bowl, add the hot beef broth and dissolve the bouillon cubes, crushing and stirring until completely dissolved. Add the soy sauce, honey, Worcestershire sauce, ground ginger, black pepper, and salt. Mix well.

Whisk the cornstarch into the liquid mixture until smooth, then pour it evenly over the steak in the slow cooker.

Step by step process showing how to make slow cooker steak and peppers with sirloin steak, bell peppers, onions, and soy ginger sauce

Add the thick sliced bell peppers and sliced onion on top of the beef. Do not stir.

Cover and cook on low for 6 hours or on high for 3 hours, until the steak is tender and the sauce has thickened.

Serve hot over rice. Garnish with chopped fresh parsley if desired.

Tender sirloin steak and bell peppers cooked in the slow cooker with soy sauce and beef broth

Pepper Texture Notes

Because this recipe cooks for several hours, the peppers will soften more than they would in a skillet. If you like firmer peppers, cut them very thick or add them during the last hour of cooking.

Thinly sliced peppers will become very soft by the end of the cook time.


Serving Suggestions

This slow cooker steak and peppers is best served over steamed rice, which pairs perfectly with the savory soy-ginger sauce.

For a complete Asian-inspired dinner spread, try serving it alongside:

Leftovers reheat well, and the flavor continues to develop after sitting overnight.

Crock pot steak and peppers recipe served over rice with tender beef and soft bell peppers
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Slow Cooker Steak and Peppers


Prep Time 15 minutes
Cook Time 6 hours
This slow cooker steak and peppers recipe is made with tender sirloin steak, bell peppers, and onions cooked low and slow in a savory soy ginger sauce. It is an easy crock pot dinner that works best served over rice, where the sauce can soak in without overpowering the dish.

Equipment

Ingredients
 

Steak and Vegetables

  • 2 pounds beef sirloin steak thin cut into 1 inch strips
  • 3 bell peppers red, yellow, and orange, seeds removed and sliced thick
  • 1 yellow onion sliced

Sauce

  • 3/4 cup hot beef broth
  • 3 beef bouillon cubes
  • 1/4 cup soy sauce
  • 2 tablespoons honey
  • 1 tablespoon Worcestershire sauce
  • 1 teaspoon ground ginger
  • 1/2 teaspoon ground black pepper
  • 1/2 teaspoon salt
  • 2 tbsp cornstarch

Instructions

  • Add the sliced sirloin steak to the bottom of a slow cooker and spread it out evenly.
  • In a small bowl, add the hot beef broth and dissolve the bouillon cubes, crushing and stirring until fully dissolved. Add the soy sauce, honey, Worcestershire sauce, ground ginger, black pepper, and salt, then stir until combined.
  • Whisk the cornstarch into the sauce mixture until completely smooth. Pour the sauce evenly over the steak in the slow cooker.
  • Add the bell peppers and sliced onion on top of the beef. For the best texture, slice the peppers very thick, at least 1 inch, so they hold up better during the long cook time. Do not stir.
  • Cover and cook on low for 6 hours or high for 3 hours, until the steak is tender and the sauce has thickened. If you prefer firmer peppers, you can add them during the last hour of cooking instead.
  • Serve hot over cooked rice. Garnish with chopped fresh parsley if desired.

Nutrition

Calories: 285kcal

Nutritional Disclaimer: The nutritional data provided here is auto-calculated and intended for your convenience only. As it’s generated via automation, its accuracy may be compromised. For precise nutritional insight, please compute the values utilizing the actual ingredients in your recipe through your chosen nutrition calculator or application.

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