Once the valve drops, open the lid and lift the trivet and chicken out. Put roast, beef broth, salt, pepper, onion powder, garlic and horseradish in the inner pot of instant pot.
Turn and sear on back side 2 to 4 minutes longer;
Roast chicken instant pot recipes. Chicken needs to reach 165f to. Move the whole chicken to a roasting pan, drizzle with olive oil, and place in a hot oven (200c) for 10 minutes to grill and crisp all over. Carefully remove chicken from the pot and set aside.
Cook it on high pressure for 30 minutes per pound. Sear 4 to 6 minutes or until browned. Close instant pot lid and seal.
Cook on the instant pot setting on high pressure for 25 minutes. Once cooked, carefully do a quick release on the pressure. Cook until skin is browned, about 5 minutes.
Use tongs to flip chicken and brown on the other side for another 5 minutes. Rub chicken all over with seasoned salt, and place in insert, breast side down; At the same time, switch the instant pot back to sauté mode and allow the sauce to cook up and intensify in flavour.