Tender strips of beef slow-cooked in a savory soy-based sauce with colorful bell peppers and onions make this Pepper Steak in a Crock Pot a truly delightful dish. Perfect for busy weeknights or gatherings, this recipe offers a hands-off approach to cooking while delivering incredible flavor. Its versatility allows it to be served over rice, noodles, or mashed potatoes, catering to different tastes and preferences.
Why You’ll Love This Recipe
- Effortless Cooking – Simply prepare the ingredients, toss them into the crock pot, and let it do the work while you relax.
- Rich Flavor – The combination of soy sauce, garlic, and fresh vegetables creates a savory sauce that enhances the tender beef.
- Colorful Presentation – With vibrant bell peppers and onions, this dish is as appealing to the eyes as it is to the taste buds.
- Versatile Serving Options – Pair it with rice, noodles, or mashed potatoes for a complete meal that suits any occasion.
- Perfect for Meal Prep – Make a big batch to enjoy throughout the week; it tastes even better the next day!
Tools and Preparation
To create this delicious Pepper Steak in a Crock Pot, having the right tools makes all the difference. Below are some essential items you’ll need to execute this recipe successfully.
Essential Tools and Equipment
- Slow cooker
- Cutting board
- Sharp knife
- Mixing bowl
- Measuring cups and spoons
Importance of Each Tool
- Slow cooker – This is crucial for achieving tender meat as it cooks slowly at low temperatures, allowing flavors to meld beautifully.
- Cutting board – A sturdy cutting board provides a safe surface for slicing your ingredients quickly and efficiently.
- Sharp knife – A good knife ensures clean cuts on your beef and vegetables, making prep easier and safer.
- Mixing bowl – Use this for combining your sauces before adding them to the slow cooker, ensuring even distribution of flavors.

Ingredients
To make Pepper Steak in a Crock Pot, gather these ingredients:
For the Beef and Veggies
- 1.5 lbs beef sirloin or flank steak, thinly sliced
- 3 bell peppers (red, green, yellow), cut into chunks
- 1 medium onion, sliced
- 3 cloves garlic, minced
For the Sauce
- 1/3 cup soy sauce
- 1 cup beef broth
- 2 tablespoons brown sugar
- 1/2 teaspoon red pepper flakes (optional)
For Thickening
- 2 tablespoons cornstarch
- 2 tablespoons cold water
Seasoning
- Salt and black pepper to taste
- 1 teaspoon sesame oil (optional)
How to Make Pepper Steak in a Crock Pot
Step 1: Prepare the Beef
Slice the beef into thin strips. Season generously with salt and black pepper. This adds essential flavor right from the start.
Step 2: Layer Ingredients in the Slow Cooker
Place the seasoned beef at the bottom of your slow cooker. On top of the beef, add in the colorful bell peppers and sliced onion.
Step 3: Create Your Sauce Mixture
In a mixing bowl, whisk together soy sauce, beef broth, minced garlic, brown sugar, and red pepper flakes. Pour this mixture over your layered meat and vegetables in the slow cooker.
Step 4: Set Cooking Time
Cover your slow cooker. Cook on LOW for 6–7 hours or HIGH for 3–4 hours depending on your time constraints.
Step 5: Thicken Your Sauce
In the last 30 minutes of cooking time, mix cornstarch with cold water until smooth. Stir this mixture into your slow cooker. This will thicken your sauce beautifully.
Step 6: Final Touches
Cook until your sauce reaches desired thickness. If using sesame oil for added flavor, stir it in just before serving.
Step 7: Serve Hot
Your Pepper Steak in a Crock Pot is ready! Serve hot over rice, noodles, or mashed potatoes for a comforting meal everyone will love.
How to Serve Pepper Steak in a Crock Pot
Serving Pepper Steak in a Crock Pot can elevate your dining experience. This dish pairs well with various sides, making it versatile for any occasion.
Over Rice
- A classic choice that soaks up the savory sauce perfectly, providing a filling base for the beef and vegetables.
With Noodles
- Serve over egg noodles or rice noodles for a satisfying meal. The noodles will complement the dish’s flavors and add texture.
On Mashed Potatoes
- Creamy mashed potatoes are an excellent option that adds comfort to your plate. They balance the savory notes of the pepper steak beautifully.
In Lettuce Wraps
- For a lighter option, wrap the pepper steak mixture in crisp lettuce leaves. This adds a fresh crunch and makes for a fun, hands-on meal.
As Tacos
- Use soft tortillas to create tasty tacos filled with pepper steak, topped with fresh avocado and salsa for added flavor.
With Crusty Bread
- Pair with slices of crusty bread or dinner rolls to soak up every drop of that delicious sauce. It’s perfect for dipping!
How to Perfect Pepper Steak in a Crock Pot
To ensure your Pepper Steak in a Crock Pot turns out perfectly every time, follow these quick tips.
- Choose the right cut: Use tender cuts like sirloin or flank steak for the best texture.
- Thinly slice beef: Cutting the beef into thin strips helps it cook evenly and absorb more flavor.
- Layer ingredients wisely: Place beef at the bottom of the slow cooker and add vegetables on top to prevent overcooking.
- Adjust seasoning: Taste and adjust soy sauce or sugar levels as needed for your preferred flavor balance.
- Thicken sauce properly: Mix cornstarch with cold water before adding it to avoid clumping and ensure a smooth gravy.
- Let it rest: Allowing the dish to sit for a few minutes after cooking enhances flavors and helps it thicken further.
Best Side Dishes for Pepper Steak in a Crock Pot
Pairing side dishes with your Pepper Steak in a Crock Pot can enhance its flavors and make your meal even more enjoyable.
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Steamed Broccoli
A healthy green side that adds color and nutrients while balancing the richness of pepper steak. -
Garlic Bread
Perfect for mopping up sauce, garlic bread adds buttery goodness to your meal. Toast until golden brown for extra crunch. -
Stir-Fried Vegetables
Quick-cooked veggies like bell peppers, carrots, and snap peas bring freshness and additional textures to your plate. -
Brown Rice
A wholesome alternative to white rice, brown rice provides fiber while complementing the dish’s flavors nicely. -
Quinoa Salad
A light quinoa salad with herbs offers an excellent contrast to the hearty pepper steak while adding nutritional value. -
Coleslaw
A tangy coleslaw can provide crunch and acidity that balances out the savory elements of the main dish perfectly. -
Baked Potatoes
Fluffy baked potatoes are another filling option that pairs well with pepper steak, allowing you to customize toppings as desired. -
Roasted Brussels Sprouts
Crispy roasted Brussels sprouts add depth of flavor and texture, enhancing your meal experience delightfully.
Common Mistakes to Avoid
When making Pepper Steak in a Crock Pot, it’s easy to overlook some key steps that can affect the final dish. Here are common mistakes to watch out for:
-
Skipping the seasoning – Failing to season the beef properly can result in bland flavors. Always add salt and pepper before cooking.
-
Overcrowding the slow cooker – Adding too much meat or vegetables can prevent even cooking. Ensure there’s enough space for steam circulation.
-
Not using a proper cut of beef – Using tough cuts may lead to chewy steak. Opt for sirloin or flank steak for tenderness.
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Ignoring cooking times – Cooking on HIGH for too long can dry out the meat. Stick to recommended cooking times for the best results.
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Forgetting to thicken the sauce – If you skip adding cornstarch, the sauce may be too thin. Mix it in during the last 30 minutes for a rich texture.

Storage & Reheating Instructions
Refrigerator Storage
- Store leftover Pepper Steak in a Crock Pot in an airtight container.
- It will keep well in the fridge for up to 3–4 days.
Freezing Pepper Steak in a Crock Pot
- Portion out leftovers into freezer-safe containers.
- Freeze for up to 2-3 months for best quality.
Reheating Pepper Steak in a Crock Pot
-
Oven – Preheat to 350°F (175°C). Place steak in a baking dish covered with foil. Heat until warmed through.
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Microwave – Use a microwave-safe container; heat on high in short intervals, stirring occasionally until hot.
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Stovetop – Heat on medium-low in a skillet, stirring frequently until warmed through.
Frequently Asked Questions
Here are some common questions about making Pepper Steak in a Crock Pot:
Can I use chicken instead of beef?
Yes, you can substitute chicken for beef! Just adjust the cooking time as chicken cooks faster than beef.
What vegetables go well with Pepper Steak?
You can add carrots, snap peas, or broccoli for extra nutrition and flavor.
How do I make Pepper Steak spicier?
To increase spice levels, add more red pepper flakes or include fresh chili peppers when preparing your dish.
Can I make this recipe ahead of time?
Absolutely! You can prepare everything and store it in the refrigerator overnight before cooking it in your Crock Pot.
What is the best way to serve Pepper Steak?
Serve it over rice, noodles, or mashed potatoes to soak up all that delicious sauce!
Final Thoughts
This Pepper Steak in a Crock Pot is not only easy to prepare but also incredibly flavorful and versatile. You can customize it by adding your favorite vegetables or adjusting seasoning levels. Give this recipe a try, and enjoy a comforting meal that everyone will love!
Pepper Steak in a Crock Pot
- Total Time: 6 hours 15 minutes
- Yield: Serves approximately 6 people 1x
Description
Pepper Steak in a Crock Pot is a delightful dish featuring tender beef simmered slowly in a savory soy-based sauce. Enhanced with vibrant bell peppers and onions, this recipe offers a hassle-free approach to cooking while delivering rich flavors that the whole family will love. Perfect for busy weeknights or gatherings, it’s versatile enough to be served over rice, noodles, or mashed potatoes. With minimal prep and maximum taste, this comforting meal is sure to become a favorite in your home.
Ingredients
- 1.5 lbs beef sirloin or flank steak, thinly sliced
- 3 bell peppers (red, green, yellow), cut into chunks
- 1 medium onion, sliced
- 3 cloves garlic, minced
- 1/3 cup soy sauce
- 1 cup beef broth
- 2 tablespoons brown sugar
- 2 tablespoons cornstarch
- Salt and black pepper to taste
- 1/2 teaspoon red pepper flakes (optional)
- 2 tablespoons cold water
Instructions
- Season the beef strips with salt and black pepper.
- Layer the seasoned beef in the bottom of the slow cooker; add bell peppers and onions on top.
- In a mixing bowl, whisk together soy sauce, beef broth, garlic, brown sugar, and red pepper flakes; pour over the meat and vegetables.
- Cover and cook on LOW for 6–7 hours or HIGH for 3–4 hours.
- In the last 30 minutes of cooking, mix cornstarch with cold water until smooth and stir into the slow cooker to thicken the sauce.
- Serve hot over rice, noodles, or mashed potatoes.
- Prep Time: 15 minutes
- Cook Time: 6 hours (LOW)
- Category: Main
- Method: Slow cooking
- Cuisine: American
Nutrition
- Serving Size: 1 cup (240g)
- Calories: 315
- Sugar: 5g
- Sodium: 720mg
- Fat: 12g
- Saturated Fat: 4g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 26g
- Fiber: 3g
- Protein: 27g
- Cholesterol: 75mg





