Navy beans, bacon and spinach soup (pressure cooker, top casserole or oven)

Bacon makes everything better (in my opinion), especially in this soup of white beans abundant. It's delicious, cheap to make and easy and residues are even better the next day. I have in my instant pot (slow cooker, electric pressure cookers, rice cookers, steam, yogurt maker in a), but I also have the slow cooker and [...]