Press the Saute function and melt butter in Instant Pot.
Add onions and carrots to the pot. Saute, stirring occasionally, for 5-6 mins or until the onions are translucent.
Add garlic and cook for 30 seconds more.
Add the flour and stir constantly 30-60 seconds until thoroughly mixed in.
Add broth and stir until no large lumps are visible.
Add broccoli then cover and seal Instant Pot. Set for high pressure for 8 minutes It will take 5-10 minutes to come to pressure before starting to countdown.
When done, carefully quick release the pressure, then remove Instant Pot lid.
Stir in spices until well blended.
Add cheese and mix well, using the back of the spoon to press the vegetables and cheese on the side of the pot to blend together.
Stir in heavy cream until well blended.
Serve and enjoy!