Illustration: Lisa Greene

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2. How Do I Convert Cooking Time from "High" to "Low"?
The difference between "High" and "Low" on slow cookers seems to differ with every brand and model. One thing that is consistent, though, is that food takes seven to eight hours to reach a simmer point (around 210°) on low; versus three to four hours on high. A general rule of thumb from Luis Sanchez, senior category manager for the appliance manufacturer Breville: To go from "High" to "Low" (or vice versa), multiply (or divide) the original time by 1.5 to 2.5 hours. And as with the cooking times for specific ingredients, these times are approximate.

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