Many fast-food restaurants explicitly state that their fryers are shared systems, making their fries unsuitable for a strict gluten-free diet. It acts as a binder, holding food together and adding a elastic texture.
How Gluten Proteins End Up in French Fries During Production and Cooking
Always check the label carefully, as "seasoned" or "specialty" fries are high-risk categories. However, the concern with french fries rarely stems from the potato itself and almost always comes from external factors during production and preparation.
Even if the restaurant has a separate basket, the oil itself is a shared medium. If a restaurant uses the same fryer for breaded items like onion rings or chicken nuggets, trace amounts of gluten-containing crumbs will inevitably end up in the oil.
How Gluten Proteins Can End Up in French Fries
Some chains offer dedicated gluten-free menus or fries, but these are the exception rather than the rule. Ingredient Additions and Processing Aids Beyond cooking methods, the ingredients list and processing aids can introduce gluten.
More About Do french fries have gluten in them
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