There may be a butter shortage coming, right around the time many of us need to stock up on sticks for holiday baking. Rather than foregoing cakes, cookies and other high-fat treats this year, TikTok ...
H.M. Childs of Utica, New York, patented the dog-powered butter churn in 1871. The machine consists of an inclined wooden treadmill connected to a butter churn by a flywheel attached to a pitman rod.
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