Crock Pot Corned Beef Brisket is the perfect dinner for busy families, it's a one-pot dish that takes just minutes of prep time and can be left to simmer all day. The end result is an incredibly juicy, tender and flavorful corned beef brisket that'll leave your mouth watering.

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Why you'll love this recipe
✔️ The slow cooker does all the work, so you can come home to a delicious meal on busy weeknights or holidays like St. Patrick's Day.
✔️ The beef brisket turns out juicy and tender every time that you make, so it's a no-fail recipe that even beginners can make.
✔️ Also, this recipe will fill your house with such a delicious aroma, your entire family will be eagerly awaiting dinner.

Ingredients
For the exact measurements, please refer to the printable recipe card at the bottom of this post.
- yellow onion
- corned beef brisket (with spice packet and brine)
- red potatoes
- carrots
- salt and pepper
- head of cabbage
- fresh parsley

Instructions
This is an overview of the instructions. For the complete directions just scroll down to the bottom!
- Lay the onion slices on the bottom to create an ‘onion bed’.
- Place corned beef brisket on the top of the onions with the fat side up and season
- Arrange the potatoes and carrots around the outside of the corned beef and then season with salt and pepper.
- Pour in the water and reserved brine.
- Cover and cook on low for 6 hours.
- Add the cabbage sections on top of the entire dish, then cover again and cook for an additional 2 hours.
Equipment
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- slow cooker
- knife and cutting board
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FAQ's
I recommend cooking with the fat cap up, as it will add moisture and fat to your beef while it cooks to keep it tender.
Yes, so make sure that don't allow the beef to cook more than the time listed for the recipe.
I prefer it in the crock pot, because slow cooking always gives tender and juicy beef.

Deb's tips
- Make sure that you grease your slow cooker or spray it well with nonstick cooking spray.
- Cut your potatoes and carrots into similar-sized pieces so that they cook evenly.
- Garnish with fresh parsley with a nice pop of color.
- Use a meat thermometer to make sure that the internal temperature reaches
- If you are in a hurry, you can cook this on high heat for 5 hours, but it's really best on low heat.
Variations
- If you want to add more flavor to the cooking liquid, add a bay leaf, mustard seeds, dill seed, or even some Guinness beer instead of water.
- You can place some garlic cloves on top of the vegetables if you like a garlic flavor in your main courses.
- If you are not a fan of cabbage you can leave the cabbage wedges out of this traditional meal.
Storage
Refrigerate - Leftover corned beef should be stored in the fridge in an airtight container for 3-4 days.
Freezer - The cooked corned beef can be frozen, however I don't recommend freezing the vegetables as they won't thaw well.
Reheat - Reheat leftovers in the microwave for 1-2 minutes or until warm all the way through.

Related recipes
- The next time you need a new slow cooker recipes come and check out these Easy Chicken Casserole recipes. You are bound to find something comforting and hearty that your family will love.
- If you need another easy crock pot beef recipe, give this Slow Cooker Roast Beef recipe a try. It's filled with tender meat, that packs a tasty french onion soup base. Plus, it makes excellent leftovers the next day.
- One of my favorite slow cooker recipes to make when I need a simple family-friendly dinner is this Crock Pot Chicken and Gravy. It's so easy, and even the picky eaters in your house will love this recipe.
Serve with
- While this easy corned beef recipe is great all on it's own, you could also pair it with another side of fresh vegetables like these Steamed Brussel Sprouts. They are simple to make, and come together quickly.
- I also love to serve this great meal with a bread side dish like these Rolls From Frozen Bread Dough. They are light and fluffy with a homemade taste that doesn't take much effort at all.
- Finally, this Apricot Pie is the perfect sweet treat to enjoy after this corned beef dinner. It's fresh, and tastes like summertime on a plate you won't regret making this dessert.
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Crock Pot Corned Beef Brisket
Ingredients
- 1 large yellow onion sliced
- 3-4 pound flat corned beef brisket (with seasoning packet and brine)
- 5 large red potatoes peeled and cut into 2” pieces
- 4 large carrots peeled and cut into 2” pieces
- salt and pepper to taste
- 1 head cabbage outside leaves removed, cut into 6 sections
- 1-½ cups water
- ¼ cup chopped fresh parsley
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Instructions
- Spray a 6 quart (or larger) crock pot with cooking spray.
- Lay the onion slices on the bottom to create an ‘onion bed’.
- Lay the corned beef brisket on the top of the onions with the fat side up.
- Sprinkle the seasoning packet all over the top of the corned beef.
- Arrange the potatoes and carrots around the outside of the corned beef, as much as possible. If some are laying on the top, this is ok.
- Add the cabbage sections on top of the entire dish, then salt and pepper to taste.
- Pour in the water and reserved brine.
- Cover and cook on low for 6 hours.
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