Pressure cook corned beef one hour let pressure cooker release by itself

RUB 3tbl ground black pepper

        2tbl coriander

       1tbl paprika

       1tbl dark brown sugar

       1/2 tbl garlic powder

       1tbl onion powder

       1tsp sage

      1/2 tsp ground mustard

spread rub on tinfoil put corned beef on it and rub it in flip it over and rub it in make sure the whole thing is covered wrap tinfoil around it and put in the refrigerator for 12-48 hours. Unwrap tinfoil to make kind of a bowl  so the juices dont spill out place a drip tray under it. cook  fat side down in the oven  275 degrees for one hour.