A professional who tends machine that mixes, blends, or kneads ingredients to make dry-food products, such as baking powder, gelatin desserts, pie thickeners, and ice cream powders. Respnsibilities include:

• Weighs or measures ingredients and dumps them into mixer or opens valve to admit specified amounts of each ingredient into mixer from storage hopper.
• Admits steam or coolant into jacket of mixer and sets thermostat to maintain temperature in mixer at specified level.
• Regulates mixing time and speed for mixing, blending, or kneading, and starts machine.
• May perform acidity tests, using pH meter or may submit samples to laboratory.
• May add additional ingredients and remix batch on basis of test results or laboratory recommendation.
• May start conveyor to transfer dry-food product to next process.
• May be designated according to food product mixed as Baking-Powder Mixer.