Instant Pot Corned Beef with Cabbage and Buttered Potatoes

Prep: 10 minCook: 1 hr 20 min8 servingsmediumIrish
Instant Pot Corned Beef with Cabbage and Buttered Potatoes

A complete one-pot corned beef dinner featuring tender brisket with classic vegetables. The pressure cooker transforms tough corned beef into fork-tender slices in just 70 minutes, while carrots, cabbage, and small red potatoes cook separately to maintain their texture. The finishing touch of butter and fresh parsley the potatoes into a standout side. This hearty meal captures all the flavors of traditional boiled dinner with modern convenience, perfect for St. Patrick's Day celebrations or any time you crave comfort food. The cooking liquid doubles as a flavorful jus for serving.

Ingredients

8 servings
  • 3 lbs corned beef brisket, with spice packet
    beef chuck roast1:1conf:4

    note:increase cooking time to 90 minutes

  • 1 yellow onion, peeled, halved, and sliced
  • 2 cloves garlic, roughly chopped
  • 4 cups water
  • 1 lb carrots, peeled and cut into 2-3 inches in length
  • 1 ½ lbs small red potatoes
    Yukon Gold potatoes1:1conf:5

    note:cut into 2-inch pieces

  • 1 large head cabbage, cored and cut into 8-10 wedges
  • 4 tablespoons butter, melted
    olive oil1:1conf:4dairy-free

    note:for dairy-free option

    Full guide →
  • ¼ cup fresh parsley, chopped, plus more for garnish
    dried parsley4:1conf:4

    note:reduce to 1 tablespoon

    Full guide →

Instructions

  1. 1

    Place onions, garlic, corned beef, and water in pressure cooker

  2. 2

    Sprinkle spice packet seasoning on top

  3. 3

    Set pressure to manual on high for 70 minutes

  4. 4

    Quick release pressure when done and wait for float valve to drop before opening

  5. 5

    Meanwhile, prep the vegetables

  6. 6

    Remove corned beef to a bowl along with most of the cooking liquid

  7. 7

    Leave about 2 cups liquid in the pressure cooker

  8. 8

    Add potatoes on one side of the pressure cooker in remaining liquid

  9. 9

    Add carrots on the other side

  10. 10

    Place cabbage wedges on top

  11. 11

    Set pressure to manual on high for 3 minutes

  12. 12

    Quick release pressure and wait for float valve to drop before opening

  13. 13

    Remove carrots and cabbage

  14. 14

    Remove potatoes to a bowl and add melted butter and parsley

  15. 15

    Stir until butter coats every potato piece

  16. 16

    Cut corned beef against the grain into slices

  17. 17

    Serve with vegetables, buttered potatoes, cooking liquid drizzled on top, and fresh parsley garnish

Tips

Tip 1

Use the spice packet that comes with corned beef for authentic flavor, or substitute with bay leaves, peppercorns, and coriander if needed

Tip 2

Cut vegetables uniformly to ensure even cooking during the short 3-minute pressure cycle

Tip 3

Reserve some cooking liquid as it makes an excellent jus for drizzling over the finished dish

Good to Know

Storage

Refrigerate leftovers up to 4 days in separate containers. Reheat gently to avoid overcooking vegetables.

Make Ahead

Cook corned beef up to 2 days ahead. Reheat and add fresh vegetables for serving.

Serve With

Serve immediately while hot. Provide small bowls of cooking liquid for drizzling.

See pairing guide →

Common Mistakes

Watch

Don't skip the quick release to prevent overcooking

Watch

Cut against the grain to avoid tough meat slices

Watch

Don't overmix buttered potatoes to prevent them from becoming gummy

Substitutions

Dairy-Free Swaps

butter
olive oil1:1conf:4dairy-free

note:for dairy-free option

Full guide →

General Alternatives

corned beef brisket
beef chuck roast1:1conf:4

note:increase cooking time to 90 minutes

Full guide →
small red potatoes
Yukon Gold potatoes1:1conf:5

note:cut into 2-inch pieces

Full guide →
fresh parsley
dried parsley4:1conf:4

note:reduce to 1 tablespoon

Full guide →
Find more substitutions →

FAQ

Can I cook this without an Instant Pot?

Yes, simmer corned beef in a large pot for 2-3 hours until tender, then add vegetables in the last 20-30 minutes of cooking time.

What if my corned beef doesn't come with a spice packet?

Make your own with 2 bay leaves, 1 tablespoon peppercorns, 1 tablespoon coriander seeds, and 1 teaspoon mustard seeds.

How long will leftovers keep in the refrigerator?

Store properly covered for up to 4 days. The corned beef makes excellent sandwiches and the vegetables reheat well in the microwave.