Crockpot Pepper Steak

Our family discovered this Crockpot Pepper Steak during the height of summer and meanwhile our boys were hosting a cousin from Detroit at our remote lake cottage and where they spent long afternoons fishing from the dock and staying up late around the bonfire. That became one of my favorite weeks of the entire year and meanwhile this easy slow cooker dinner quickly earned a permanent place in our comfort food rotation and we loved serving it beside rice and vegetables after busy outdoor days.

If you love hearty family meals and then you should also try our Garlic Parmesan Potato Wedges for another cozy dinner favorite. I will never forget the first time I made this Crockpot Pepper Steak and meanwhile the rich sauce filled the cottage kitchen while everyone kept lifting the lid to sneak a look at dinner.

Read on and as I show you how to make this unforgettable family dinner.

Ingredients

Here is what I use for this recipe and you can adjust nuts or spices based on preference:

• beef sirloin: Thinly sliced beef provides tender hearty texture and absorbs the savory sauce during slow cooking.
• green bell pepper: Sliced green pepper adds earthy flavor and slight bitterness for balance.
• red bell pepper: Red pepper brings sweetness and vibrant color to the finished dish.
• yellow onion: Sliced onion softens slowly and creates rich savory depth in the sauce.
• beef broth: Beef broth forms the flavorful cooking liquid and keeps the meat juicy.
• soy sauce: Soy sauce adds salty umami flavor and deepens the color of the sauce.
• cornstarch: Cornstarch thickens the sauce into a glossy coating for the beef and peppers.
• garlic cloves: Minced garlic gives bold aromatic flavor throughout the dish.
• black pepper: Black pepper adds gentle heat and enhances the savory beef flavor.
• salt: Salt balances the sauce and seasons the beef evenly.
• olive oil: Olive oil lightly coats the beef and helps the seasonings cling together.

Tools You’ll Need

• slow cooker: slowly cooks the beef and vegetables until tender.
• mixing bowl: holds and combines the seasoned beef and vegetables.
• small whisk: mixes the broth and soy sauce evenly.
• knife: slices the beef peppers and onions into thin strips.
• cutting board: provides stable space for ingredient preparation.

Instructions

Step 1: Coat the sliced beef with seasonings

Place the sliced beef into a large bowl and meanwhile drizzle the olive oil over the top before scattering the garlic and black pepper across the meat. Toss everything together until the beef looks lightly glossy and unevenly coated. The beef strips should overlap naturally and meanwhile some edges curl slightly while the garlic clings unevenly across the surface. The color deepens slightly from the oil and seasoning mixture.

Tip: Toss the beef gently instead of compressing it so the slices stay separated and cook more evenly in the slow cooker.

Step 2: Layer the peppers and onions over the beef

Scatter the sliced onions and bell peppers over the seasoned beef and meanwhile allow the colorful strips to fall naturally across the bowl in loose uneven layers. The red and green peppers create contrast against the darker meat. The vegetables should sit casually across the beef and meanwhile some onion slices slide toward the edges while pepper strips overlap at random angles. The mixture now looks fuller and more colorful.

Tip: Slice the peppers into uneven strips for a more homemade texture and better sauce absorption during cooking.

Step 3: Pour the broth and soy sauce mixture

Whisk the beef broth and soy sauce together and meanwhile pour the dark liquid unevenly across the beef and vegetables until the bottom of the mixture becomes partially submerged. The liquid creates glossy reflections around the ingredients. Some peppers float slightly while meanwhile the onions soften at the edges as the sauce settles around the beef. The mixture now appears wetter and richer with darker color throughout.

Tip: Pour the liquid slowly across different spots so every layer absorbs flavor evenly during cooking.

Step 4: Slow cook until the beef softens

The beef slowly darkens and meanwhile the peppers become softer with wrinkled edges while the onions turn translucent in the thickening sauce. The liquid bubbles gently around the meat and vegetables. The beef strips shift lower into the sauce and meanwhile the peppers relax into softer uneven shapes with glossy surfaces. The dish now looks deeply cooked and rich with visible sauce coating the ingredients.

Tip: Avoid stirring too often so the peppers keep some shape and the beef stays tender instead of shredding apart.

Step 5: Serve the pepper steak over rice

Spoon a generous portion of the beef and peppers over rice and meanwhile allow the glossy sauce to drip naturally around the edges of the plate. The softened peppers sit unevenly across the beef with rich sauce pooling underneath. The final dish looks rustic and homemade and meanwhile the beef appears tender with slightly curled edges and non uniform color throughout the sauce coated mixture.

Tip: Serve immediately while the sauce is glossy and hot for the best texture and richest flavor.

Pro Tips

• Slice the beef against the grain so the finished Crockpot Pepper Steak stays tender and easy to chew after slow cooking.
• Add the peppers halfway through cooking if you prefer firmer vegetables with brighter color and more texture in the sauce.
• Mix the cornstarch fully into cold broth before pouring so the sauce thickens smoothly without visible lumps.
• Serve the beef immediately after cooking because the glossy sauce thickens further as the dish cools on the table.

Storage Instructions

Allow the Crockpot Pepper Steak to cool slightly before transferring it into airtight containers and meanwhile keep the sauce with the beef so the meat stays moist. Store leftovers in the refrigerator for up to four days and meanwhile reheat gently on the stove or in the microwave until hot throughout. Freeze portions in sealed containers for up to three months and meanwhile leave slight room at the top for expansion during freezing. Thaw frozen portions overnight in the refrigerator and meanwhile stir the sauce gently while reheating so it regains its glossy texture.

Frequently Asked Questions

See You in the Kitchen

I hope you try this Crockpot Pepper Steak soon!

It’s a simple recipe that tastes rich and comforting and meanwhile it makes every family dinner feel a little more cozy and satisfying.

Don’t forget to serve it with Garlic Parmesan Potato Wedges or save this recipe beside Parmesan Baked Zucchini for another easy homemade dinner worth keeping.

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