This baked corned beef brisket is a comforting dish that’s juicy and full of flavor. It’s perfect for a hearty meal any day of the week!
Trust me, you’ll want to make extra because it’s great in sandwiches the next day. Who can resist a good Reuben? It’s a win-win for leftovers! 😊
Key Ingredients & Substitutions
Corned Beef Brisket: Choose a brisket that has a good amount of fat for optimal tenderness during baking. If corned beef isn’t available, you can use a regular brisket and brine it at home with a mix of salt, sugar, and spices for a few days.
Spice Packet: If your brisket comes with a spice packet, definitely use it! If not, you can create a blend with bay leaves, allspice, and ground pepper. It adds essential flavor and character to the meat.
Olive Oil or Mustard: Coating the brisket with olive oil or mustard helps spices stick better and adds flavor. If you want a healthier alternative, you could skip it altogether or use low-fat dressing.
Broth or Water: Beef broth enhances the flavor more than water. You can use vegetable or chicken broth if that’s what you have, but stick with low-sodium options to control saltiness!
How Do You Achieve a Flavorful Spice Crust?
The spice crust is crucial for flavor. Mixing and pressing the spices onto the brisket properly can take your dish to the next level. Here’s how to do it:
- Combine cracked black peppercorns, yellow mustard seeds, coriander seeds, brown sugar, and minced garlic in a bowl.
- If using, coat the brisket lightly with olive oil or mustard to help the spice mix stick better.
- Press the spice mixture evenly onto the fat side of the brisket, ensuring every bit is covered for a full-flavored crust.
Getting the spices right is about balancing the flavors, so feel free to adjust the measurements to your taste! This step creates a delicious contrast to the savory meat during baking. Enjoy!

Baked Corned Beef Brisket Recipe
Ingredients You’ll Need:
Main Ingredients:
- 4 to 5 pounds corned beef brisket (with spice packet, if available)
- 1 tablespoon olive oil or mustard (optional, for coating)
Spice Mix:
- 2 tablespoons cracked black peppercorns
- 2 tablespoons yellow mustard seeds or whole grain mustard
- 1 tablespoon coriander seeds
- 1 tablespoon brown sugar
- 3 garlic cloves, minced
Other Ingredients:
- Fresh parsley, chopped (for garnish)
- 1 cup beef broth or water (for baking)
- Optional: 1 onion, quartered (for baking)
How Much Time Will You Need?
This recipe takes about 20 minutes for prep and around 3 to 3.5 hours for baking. You’ll want to set aside some time for resting, too, as this helps the brisket stay juicy. In total, plan for about 4 hours from start to finish!
Step-by-Step Instructions:
1. Preheat Oven:
Start by preheating your oven to 325°F (160°C). This way, it’s hot and ready for the brisket when you are!
2. Rinse Brisket:
Take the corned beef brisket and rinse it under cold water. This removes excess brine, which can make the dish too salty. After rinsing, use paper towels to pat it dry.
3. Make the Seasoning Mix:
In a small bowl, combine the cracked black peppercorns, mustard seeds, coriander seeds, brown sugar, and minced garlic. This spicy mix will give your brisket a fantastic flavor.
4. Coat the Brisket:
If you’d like, lightly coat the brisket with olive oil or spread some mustard on it. This helps the spices stick better. Then, press the mixed spices onto the fat side of the brisket, ensuring it’s evenly covered for an amazing crust!
5. Prepare for Baking:
Place the brisket in a roasting pan, fat-side up. If you’re using an onion, add the quartered pieces around the brisket. Don’t forget to pour the beef broth or water into the bottom of the pan to keep everything moist while it bakes.
6. Bake the Brisket:
Cover the roasting pan tightly with foil and pop it in the oven. Bake for about 3 to 3.5 hours. The brisket should be tender and easily pierced with a fork when it’s done!
7. Rest and Slice:
Once it’s finished baking, take the brisket out of the oven. Let it rest for about 10 to 15 minutes—this is super important! Resting allows the juices to redistribute so it remains juicy when you slice it. Cut the brisket thinly against the grain for the best results.
8. Garnish and Serve:
Finally, garnish with freshly chopped parsley and serve it up with your favorite mustard sauce or a creamy horseradish sauce on the side. Enjoy your delicious baked corned beef brisket!
This method yields a tender, flavorful baked corned beef brisket with a nicely spiced crust that reminds you of traditional preparations. Happy cooking!
Can I Use a Different Cut of Meat?
Yes, you can use a different cut of beef, but keep in mind that corned beef brisket is ideal due to its tenderness when cooked low and slow. If using another cut, adjust cooking time accordingly, as leaner cuts may dry out.
Can I Prepare This Recipe in a Slow Cooker?
Absolutely! To adapt the recipe for a slow cooker, follow the same seasoning steps, then place the brisket and broth into the slow cooker. Cook on low for 8-10 hours or on high for 4-5 hours until tender.
What Should I Serve with Baked Corned Beef Brisket?
It pairs well with traditional sides like cabbage, carrots, or potatoes. You can also serve it on rye bread as a sandwich with mustard, or simply with a fresh salad for a lighter option!
Can I Store Leftovers?
Yes, store leftovers in an airtight container in the refrigerator for up to 3-4 days. You can also freeze them for up to 3 months. When reheating, use low heat to keep the meat from drying out.
