Place the stainless steel inner pot inside the Instant Pot®, press Saute, and set time to 12 Minutes. Add the oil and wait 1 minute for it to heat. Sear the pre-seasoned meat for 2 minutes, remove the meat, and set aside. To the same pot, add the onion, garlic, tomato paste, salt, and oregano. Stir everything for 5 minutes and then add the bay leaf, mushroom, and wine. Stir everything for 2 minutes and add the blended tomato. Stir everything until the 12 minutes are up.