Technique: Got Milk? Housemade Butter is Easy as Long as You Get the Good Stuff

Back in the Stone Age, somewhere around the time people figured out that collecting animals was a good way to keep from starving to death, some charmed herdsman screwed up, and improved food for the billions of people to come after him. As the story goes, he milked one of his animals into the hide of another animal, which he tied to yet another animal. After an afternoon romping around in the grass, the microscopic...