Start the instant pot on saute mode, add onions, garlic, celery, carrots, and bay leaves and saute for 5 minutes
Add pumpkin, mushrooms, snow peas and saute for a few extra minutes
Add all the rest of the ingredients and mix everything together
Shut lid and close vent. Set Instant Pot on High and Manual for 22 minutes
Once Instant Pot beeps, let it sit for 10 minutes before releasing steam
You can use a pot on the stove top. Bring all ingredients to a boil, then cover and simmer for 30 to 40 minutes until the rice is completely cooked.