Ingredients like malt vinegar, modified food starch (which can be derived from wheat), or even simple wheat flour dusted on the fries before freezing are common culprits. Every subsequent batch of "plain" fries cooked in that oil will contain these microscopic gluten particles, posing a risk for sensitive individuals.
How to Avoid Gluten in Takeaway Fries Safely
However, the concern with french fries rarely stems from the potato itself and almost always comes from external factors during production and preparation. Many fast-food restaurants explicitly state that their fryers are shared systems, making their fries unsuitable for a strict gluten-free diet.
Shared Fryers and Cooking Oil Dining out requires vigilance because many kitchens lack dedicated fryers. Ensuring Safety at Home and When Buying Products.
How Cross-Contamination and Shared Fryers Put Gluten in Takeout Fries
Cross-Contamination in the Kitchen and Beyond The most common way gluten finds its way into french fries is through cross-contact. Always check the label carefully, as "seasoned" or "specialty" fries are high-risk categories.
More About Do french fries have gluten in them
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