Set your Instant Pot or pressure cooker to saute mode and heat butter and/or oil. Add onion, garlic and salt, and cook until translucent, about 3 mins.
Add tomatoes, water or broth, and spices if using, and mix well.
Close the Instant Pot and seal the pressure value.
Pressure Cook for 10 minutes, and then allow the pressure to release naturally, about 15 mins.
Release the pressure value and open the Instant Pot. Puree the soup using an immersion blender or by transferring it to a blender.
Stir in the cream or milk, if using, and season to taste with salt and pepper.
Ladle into bowls, sprinkle with some parsley and serve with grated Parmesan, croutons, bread, or grilled cheese (optional).
Nutrition Information
Serving size: 4
Recipe by The Edgy Veg at https://www.theedgyveg.com/2023/01/03/the-easiest-instant-pot-tomato-soup/