The subject of this article is a product that has been mentioned "in-universe" in a canon source. The HDM Wiki is written from the perspective that all information presented in canon is true (e.g. Lyra's world really exists); as such, details contained in this article may differ from real world facts.
A hot dog was a food item consisting of a cooked sausage served in a long, partially sliced bun. It was sold at cinemas.