Cooking With Chocolate

Zach Hoeken wrote up a nice piece about the design of the MakerBot Frostruder MK2, currently in its second prototype. He talks about the challenges of designing a cheap, small device capable of computer-controlled cupcake frosting: My first experiment was with some thick, chocolate frosting that you can find in nearly any grocery store. I simply wanted to see if it was possible to use air pressure to extrude frosting, so I wired up a...