Tend machines that make peanut butters.
What does a Peanut Butter Maker do?
Tends machines that make peanut butter: Opens valves to fill mixing chamber with roasted nuts, and adds specified amounts of salt, sugar, and homogenizing ingredients. Observes gauges to determine if temperature in mixing chamber is within specified limits. Turns dial to regulate speed of pumps which force mixture through grinding chambers. Opens valves to allow mixture to flow from one grinding chamber to another to obtain specified texture, and transfer ground mixture into cooling mixer. May tend automatic equipment that roasts nuts, fills, labels, and caps containers, and packs containers in shipping cartons.