01 - Set the Instant Pot to Sauté mode. Melt the butter, then add onion, carrots, celery, and mushrooms. Cook for 3-4 minutes until softened. Add garlic and sauté for 1 minute more.
02 - Add chicken, wild rice, chicken broth, water, thyme, parsley, rosemary, bay leaves, salt, and pepper. Stir to combine.
03 - Secure the lid and set the Instant Pot to Manual or Pressure Cook on high for 25 minutes.
04 - Once cooking is complete, allow a natural pressure release for 10 minutes, then carefully quick-release any remaining pressure.
05 - Remove chicken and bay leaves. Shred chicken with two forks, then return the meat to the pot.
06 - Stir in heavy cream and adjust seasoning if needed. Heat through for 2-3 minutes on Sauté mode if desired. Serve hot.