Heat oil in base of Pressure Cooker over a med to high heat.
Add onion until soft add paprika for about a 1min then add beef and brown for a about 2mins,
Add the soup, tomato paste and mushrooms. Stir together.
Place lid on lock and cook under pressure at setting 2 for 20mins. Once finished set aside and let pressure come down by its self to make meat more tender.
Stir in sour cream or cream.
Notes
Serve on a bed of rice, pasta or even mashed potato and veg.