A secret flour recipe, a machine that makes torus-shaped dough, lots of donut-sized elevator shelves, flipping, frying, and glazing, and it’s all set to Swan Lake, Op. 20: IV. Allegro moderato. This Tasty video is an incredibly effective donut commercial featuring lots of awesome food machines: Watch how Krispy Kreme donuts are made at one of their donut factories.

Next, more donuts: How To Make Mini Donut Cookies and Why Red Blood Cells Look Like Donuts.

Plus: A Rube Goldberg-style Egg Breaker machine, this carrot peeling machine, these jiggling mushrooms, and How Do They Put the Centers in Chocolates?

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