Lesson plan

Sheet pan

onto a cooling rack. A sheet pan, also referred to as baking tray, baking sheet, or baking pan, is a flat, rectangular metal pan placed in an oven and used for baking pastries such as bread rolls, cookies, sheet cakes, Swiss rolls, and pizzas. These pans, like all bakeware, can be made of a variety of materials. Originally made of sheet iron, today's baking trays are made of either aluminum or sheet steel that has been enameled or coated with PFAS. Common features that may be found in sheet pans include: one or more flat edges to assist food removal, one or more raised edges (lips) to retain food, a contiguous rim to retain either food or shallow liquid, handles to assist in moving the pan into and out of the oven, a layer of insulation (typically air) designed to protect delicate food from burning (air bake pan), or perforations to aid in speeding cooking (pizza tray). Rigidity of the pan is especially important if the pan is to be placed directly on a flat heat source (hearth stone, induction element, etc.) Rims and ridges contribute to rigidity. The earliest recorded usage of sheet pans is in Scotland, by the baker Henry A. Gillespie.

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Article summary

onto a cooling rack. A sheet pan, also referred to as baking tray, baking sheet, or baking pan, is a flat, rectangular metal pan placed in an oven and used for baking pastries such as bread rolls, cookies, sheet cakes, Swiss rolls, and pizzas. These pans, like all bakeware, can be made of a variety of materials. Originally made of sheet iron, today's baking trays are made of either aluminum or sheet steel that has been enameled or coated with PFAS. Common features that may be found in sheet pans include: one or more flat edges to assist food removal, one or more raised edges (lips) to retain food, a contiguous rim to retain either food or shallow liquid, handles to assist in moving the pan into and out of the oven, a layer of insulation (typically air) designed to protect delicate food from burning (air bake pan), or perforations to aid in speeding cooking (pizza tray). Rigidity of the pan is especially important if the pan is to be placed directly on a flat heat source (hearth stone, induction element, etc.) Rims and ridges contribute to rigidity. The earliest recorded usage of sheet pans is in Scotland, by the baker Henry A. Gillespie.

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Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

Bibliography

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Key claims and bibliography are generated from the same tracked claims and sources as the article page.