Step 1

Set Instant Pot to Sauté. Add oil and heat thoroughly, then add onion, garlic, oregano, and cumin. Cook 5 minutes, stirring occasionally.

Step 2

Add beans and broth, stirring to combine broth with spices. Close and seal lid.

Step 3

Set Instant Pot to Manual High Pressure for 45 minutes. Instant Pot will take 10 to 15 minutes to come to pressure before cook time starts.

Step 4

When time is up, naturally release pressure according to manufacturer's instructions, 10 to 40 minutes. Vent to release any remaining pressure and carefully remove lid.

Step 5

Drain beans, reserving 2 cups of liquid. Return beans to pot.

Step 6

Add salt and 1 cup reserved liquid. Use immersion blender to puree beans, adding additional reserved liquid as needed. Keep warm using slow cooker function.