Crockpot Corned Beef Sandwiches

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Crockpot corned beef sandwiches is a hearty dish made with tender corned beef, slow-cooked to perfection, and topped with a tangy cabbage slaw on soft sandwich buns. This recipe takes 8-10 hours of slow cooking, yielding six satisfying sandwiches with bold and savory flavors. The slow cooker guarantees melt-in-your-mouth meat that pairs beautifully with the crisp, flavorful slaw.

As a passionate food blogger, I’ve always loved experimenting with approachable recipes that transform simple ingredients into something unforgettable. This dish is one of those perfect combinations that makes a meal worth savoring.

Table of Contents

Why are Crockpot Corned Beef Sandwiches so popular?

Crockpot corned beef sandwiches are popular because they combine tender, slow-cooked meat with a refreshing cabbage slaw, creating a balanced meal full of flavor and texture. They’re perfect for both casual gatherings and comforting meals at home.

  • Effortless preparation: The slow cooker does most of the work, making this recipe ideal for busy days.
  • Bold flavors: The corned beef is infused with whole-grain mustard, bay leaves, and black peppercorns for depth.
  • Customizable: The cabbage slaw can be adjusted to suit your taste with extra honey or Dijon mustard.
  • Versatile meal: These sandwiches are perfect for lunch, dinner, or even a party centerpiece.

What ingredients do you need for Crockpot Corned Beef Sandwiches?

This recipe calls for simple, easy-to-find ingredients that harmonize beautifully to create a satisfying meal. Here’s what you’ll need:

The corned beef is the star of this recipe, delivering the bold, savory flavor that makes these sandwiches unforgettable. Pairing it with the tangy cabbage slaw adds a pop of freshness and crunch.

How do you make Crockpot Corned Beef Sandwiches step by step?

This recipe is straightforward yet satisfying, with the crockpot ensuring perfectly cooked corned beef every time. Follow these steps to create your sandwiches:

Step 1 — Prepare the Crockpot

Place the sliced onion in the bottom of your crockpot to create a bed for the corned beef.

You might also enjoy our crockpot corned beef and cabbage recipe.

Step 2 — Add the Corned Beef

Rinse the corned beef brisket and place it on top of the onions in the crockpot.

Step 3 — Mix and Pour the Cooking Liquid

In a small bowl, mix the beef broth, whole-grain mustard, apple cider vinegar, bay leaves, black peppercorns, and garlic powder. Pour this mixture over the corned beef.

A close-up of a Crockpot Corned Beef Sandwich served on a wooden cutting board.
Crockpot Corned Beef Sandwiches 6

Step 4 — Cook the Corned Beef

Cover the crockpot and cook on low heat for 8-10 hours, or until the corned beef is tender and easily shredded.

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Step 5 — Shred the Meat

Once cooked, remove the corned beef from the crockpot and let it rest for 10 minutes. Then, shred the meat using two forks.

For more ideas, check out our delicious corned beef recipes slow.

Step 6 — Make the Cabbage Slaw

While the corned beef is resting, mix the shredded cabbage with mayonnaise, Dijon mustard, honey, salt, and pepper in a medium bowl until well combined.

Step 7 — Assemble the Sandwiches

Toast the sandwich buns lightly if desired. Layer the shredded corned beef on the bottom half of each bun, top with the cabbage slaw, and close with the top half of the bun.

Frequently Asked Questions About Crockpot Corned Beef Sandwiches

Can the cooking time be reduced?

No, cooking on low for 8-10 hours ensures the corned beef becomes tender and flavorful.

Can I use a different type of mustard?

Yes, spicy brown mustard or yellow mustard can be used, but they will slightly change the flavor profile.

Looking for something similar? Try our best recipe for corned beef.

How do I store leftovers?

Place leftovers in an airtight container and refrigerate for up to 3 days. Reheat the meat and slaw separately for best results.

Can I use pre-cooked corned beef?

Pre-cooked corned beef can be used, but you won’t get the same depth of flavor as slow-cooking it in the crockpot.

Expert Tips for Perfect Sandwiches

  • Choose fresh ingredients: Fresh cabbage and a quality corned beef brisket make a noticeable difference in flavor.
  • Don’t skip the resting step: Allowing the beef to rest ensures it retains its juiciness when shredded.
  • Toast the buns: Toasting adds stability and a subtle crunch to the sandwiches.
  • Adjust slaw sweetness: Add more honey if you prefer a slightly sweeter slaw.

Easy Ingredient Swaps

  • Beef broth: Substitute with chicken broth or vegetable stock for a lighter flavor.
  • Honey: Swap with maple syrup or brown sugar for a touch of natural sweetness.

These swaps are simple and ensure you can make this recipe with pantry staples if needed.

How to Store and Reheat Crockpot Corned Beef

Store the shredded corned beef and cabbage slaw separately in airtight containers in the fridge for up to 3 days. To freeze the corned beef, place it in a freezer-safe bag or container and store for up to 3 months.

Reheat shredded beef in a skillet over medium heat with a splash of broth to keep it moist. Let the slaw come to room temperature for the best texture before serving.

What to Serve with These Sandwiches?

  • Potato chips: The crunchiness complements the soft sandwiches perfectly.
  • Pickles: Their tangy flavor pairs well with the richness of the corned beef.
  • Coleslaw: A side of vinegar-based slaw adds even more freshness to the meal.
  • Potato salad: Creamy potato salad balances the savory flavors of the sandwiches.

Crockpot Corned Beef Sandwiches

Delicious and tender corned beef sandwiches made effortlessly in a crockpot, paired with a tangy cabbage slaw.
Prep Time 15 minutes
Cook Time 8 hours
Total Time 8 hours 15 minutes
Servings: 6 servings
Course: Main Course
Cuisine: American
Calories: 450

Ingredients
  

Equipment

  • crockpot
  • mixing bowl
  • forks
  • knife
  • cutting board

Method
 

  1. Place the sliced onion in the bottom of your crockpot to create a bed for the corned beef.
  2. Rinse the corned beef brisket and place it on top of the onions in the crockpot.
  3. In a small bowl, mix the beef broth, whole-grain mustard, apple cider vinegar, bay leaves, black peppercorns, and garlic powder. Pour this mixture over the corned beef.
  4. Cover the crockpot and cook on low heat for 8-10 hours, or until the corned beef is tender and easily shredded.
  5. Once cooked, remove the corned beef from the crockpot and let it rest for 10 minutes. Then, shred the meat using two forks.
  6. While the corned beef is resting, prepare the cabbage slaw. In a medium bowl, mix the shredded cabbage with mayonnaise, Dijon mustard, honey, salt, and pepper until well combined.
  7. Toast the sandwich buns lightly if desired.
  8. Assemble the sandwiches by layering shredded corned beef on the bottom half of each bun. Top with a generous serving of cabbage slaw and close with the top half of the bun.
  9. Serve the sandwiches warm and enjoy!

Notes

You can substitute regular mustard for Dijon mustard if preferred. Add pickles or cheese for extra flavor.
A close-up of a Crockpot Corned Beef Sandwich served on a wooden cutting board.
Crockpot Corned Beef Sandwiches 7

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