Try this Sweet Potato Fries recipe, or contribute your own.
Standard potato fries rely on high starch and low moisture content to achieve exterior crispness, whereas sweet potatoes present a distinct challenge due to their high sugar content and dense cellular structure. Controlling moisture release and thermal energy transfer prevents the exterior from burning before the interior softens.
Maintaining the frying oil at 375 degrees Fahrenheit requires monitoring via a candy or deep fryer thermometer clipped to a high-sided pot. Adding cold, spiral-sliced sweet potatoes causes an immediate drop in oil temperature. Introduce the vegetables in small batches to preserve thermal energy and prevent hazardous oil overflow. Fry each batch for precisely one minute and twenty-five seconds to balance starch gelatinization with minimal sugar caramelization. Transfer cooked portions immediately to a paper towel-lined or racked rimmed baking sheet, then apply kosher salt immediately while surface moisture remains active to ensure proper adhesion.