This recipe is naturally gluten-free. As it doesn't contain any gluten-containing ingredients. However, always double-check your ingredients. Especially the pre-packaged items like cheese and sour cream. To ensure they are labeled gluten-free. And haven't been cross-contaminated during processing. Additionally, if you are using store-bought mashed potatoes. Verify that they are gluten-free. For an extra layer of safety. You can make your own mashed potatoes from scratch. Using gluten-free ingredients. This way, you can enjoy. These delicious cheesy puffs. Without any concerns!