Make Clotted Cream (Slow Cooker Method)... from The Culinary Life. Since it takes 8-10 hours to make clotted cream, a slow cooker is SO much better than the oven (which is how most recipes make it)! Note: It's very important not to use ultra-pasteurized cream (I'll probably get mine at a natural foods store).
Clotted Cream Recipe – Making Clotted Cream at Home is Much Easier Than You Think
DEFINITELY making clotted cream soon! - in my crockpot! a commenter writes: I'm thrilled to say using the slow cooker idea worked for me. The end result was a bit stiffer than what we've had in England but the taste is virtually identical.