To make this Spicy Queso Dip Recipe gluten free, verify that the white cheddar cheese or other melty cheese, cornstarch, evaporated milk, hot sauce, roasted peppers, spices, and all packaged ingredients are labeled gluten free. Serve with certified gluten-free tortilla chips or fresh vegetables. Use clean cookware, utensils, cutting boards, and serving dishes to prevent cross-contact with gluten-containing ingredients.