Crockpot corned beef is a tender, juicy dish that’s perfect for family dinners. It’s easy to prepare and delivers savory flavors with minimal effort. This recipe will make your home smell incredible and your loved ones gather around the table.
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What Is Crockpot Corned Beef?
Understanding Corned Beef
Crockpot corned beef is a classic, beloved dish that combines the rich flavors of cured brisket with hearty vegetables. The slow cooking process transforms the tough cuts into melt-in-your-mouth perfection, making it a family favorite.

The Role of the Spice Packet
The spice packet that comes with your corned beef is essential. It typically contains mustard seeds, coriander, and peppercorns that enhance the meat’s flavor. Using this packet elevates the dish, giving it a traditional Irish touch.
Ingredients for Crockpot Corned Beef
Essential Ingredients Overview
To make this delightful recipe, gather 3 to 3 1/2 pounds of cured corned beef with the accompanying spice packet. You’ll also need a medium white onion, garlic cloves, and three cups of water to infuse flavor. The magic happens with the addition of tender new red potatoes, vibrant green cabbage, and sweet carrots.
Best Vegetables to Use
The best vegetables to use include green cabbage, which offers a crunchy texture, sweet carrots for a hint of sweetness, and new red potatoes that maintain their shape. You can substitute Yukon gold or russet potatoes if they are cut into 2-inch pieces for similar results.
How to Prepare Corned Beef in a Slow Cooker
Rinsing and Seasoning the Corned Beef
Start by rinsing the corned beef under cold water to remove excess brine. Place it fat side up in your slow cooker. Sprinkle the spice packet generously over the beef, then add the onion and garlic cloves. Pour three cups of water over everything to keep it moist while cooking.
Cooking Process Overview
Cook on low for 8 hours or high for 4 hours. This slow cooking method allows the flavors to meld beautifully, resulting in a tender and juicy dish.
Adding Vegetables to the Slow Cooker
Timing for Vegetable Addition
With two hours left on low or one hour if cooking on high, remove the corned beef to a plate. Add the potatoes to the bottom of the slow cooker. Place the brisket back on top, arranging the cabbage and carrots around it. Cover and continue cooking for the remaining time.
Alternatives for Late Additions
If you forget to add the veggies on time, don’t worry! You can roast them at 425°F for 25 minutes and then toss them in the slow cooker to warm through. This method keeps their texture intact while enhancing their flavor.
How to Serve Crockpot Corned Beef
Slicing and Plating the Beef
Once the potatoes are tender and the brisket flakes easily, transfer the corned beef to a cutting board. Slice against the grain into 1/4 to 1/2-inch thick pieces. This makes for beautiful presentation and easy serving.
Serving Suggestions with Mustard
Serve the sliced corned beef on a platter with the colorful vegetables surrounding it. A dollop of whole-grain mustard on the side adds a zesty kick that complements the dish perfectly.
Storing and Reheating Leftovers
Best Practices for Storage
Leftovers can be stored in an airtight container in the refrigerator for up to three days. When you’re ready to enjoy them again, simply reheat in the microwave or oven until warmed through.
Creative Ways to Use Leftovers
Get creative with your leftovers! Transform them into a delicious Reuben sandwich with sauerkraut, Swiss cheese, and dark rye bread. This repurposing makes a delightful meal that feels entirely new.
FAQs
What is the best way to prepare corned beef in a crockpot?
The best way is to rinse the corned beef, add the spice packet, and cook it low and slow with some water. Make sure to add the vegetables later for optimal texture.
How long does it take to cook corned beef in a crockpot?
It takes about 8 hours on low or 4 hours on high. This slow cooking method ensures tender and flavorful meat.
What seasonings should I add to my crockpot corned beef?
Use the included spice packet, which typically contains mustard seeds, coriander, and peppercorns. You can also add bay leaves for extra flavor.
Can I cook vegetables with corned beef in the crockpot?
Yes, you can! Add vegetables like cabbage, carrots, and potatoes. Just be sure to add them in the last couple of hours of cooking for best results.
How do I know when my crockpot corned beef is done?
Your corned beef is done when it is fork-tender and flakes easily. The internal temperature should ideally be around 190°F for optimal tenderness.
Related Recipes to Try
Conclusion
This crockpot corned beef recipe is a delightful way to create an indulgent meal with minimal fuss. Not only is it incredibly satisfying, but you can also get inspired for side dishes by checking out more ideas on Pinterest. So gather your loved ones and enjoy this heartwarming dish today!

Crockpot Corned Beef
Equipment
- Slow cooker
Ingredients
- 3 to 3 ½ pounds cured corned beef, with spice packet
- 1 medium white onion, quartered
- 2 cloves garlic, peeled and left whole
- 3 cups water
- 1 ½ pounds new red potatoes, washed and chopped into 2-inch chunks
- 1 medium green cabbage, cut into sixths
- 4 large carrots, peeled and cut into 2-inch slices
- whole-grain mustard, for serving
Instructions
- Rinse the corned beef and place it in the slow cooker with the fat side up, adding the spice packet, onion, garlic, and water. Cook on low for 8 hours or high for 4 hours.
- With 2 hours remaining, add the potatoes to the slow cooker, then return the brisket on top and add the cabbage and carrots.
- Once the potatoes are tender, slice the corned beef against the grain and serve with vegetables and mustard.