Put the corned beef in the pan, as well as the onion, garlic, spices and bay leaf.
2 lbs corned beef, 1 large onion, 3 garlic cloves, 3 bay leaves, 4-5 allspice peas, 1 tsp mixed peppercorns
Pour the beef broth into the pot, close the lid and cook under pressure for 70 minutes, then wait for the pressure to release naturally (another 20 minutes).
2 cups beef broth
Remove the corned beef from the pan and set aside. Strain the broth and pour it back into the instant pot.
Transfer potatoes, cabbage and carrots to the broth.
2 lbs diced potatoes, 1 lb white cabbage, 2 carrots
Close the lid and cook under pressure for 5 minutes, then release the pressure gently.
Cut the corned beef into slices, transfer to a plate along with potatoes, cabbage and carrots. Sprinkle with chopped herbs.