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Quality baking sheets are essential to chewy cookies and flaky biscuits. Health-conscious cooks use baking sheets to roast everything from asparagus to zucchini and make one-sheet meals for easy weeknight dinners.
You’ll need to think about the material, the rim, and whether you want a nonstick surface, among other considerations and features. If you want to yield impressive results no matter what’s on the menu, keep reading to learn more about the different types of baking sheet sets that are available.
Baking sheets are made from a variety of different metals, each of which has advantages and disadvantages. Stainless steel conducts heat poorly compared to other metals.
Anodized aluminumbakingsheets capitalize on the strengths of aluminum and improve on its weaknesses. Anodizing is a process that increases the thickness of the metal’s surface layer by electrochemical means.
Like natural aluminum, anodized aluminumbakingsheets both heat and cool quickly. Carbon steel sheets usually have a protective coating of oil or wax and can develop a seasoning similar to cast iron.
Once you’ve decided which type of metal baking sheets are best for your cooking, it’s time to consider the features that will make your food taste fantastic. Wire reinforcement in the rims can prevent your pan from twisting and bending under high heat, which often leads to permanent warping.
Baking sheets with elevated, strengthened handles can make it easier for young bakers or those with diminished hand strength to grip through oven mitts. These flat sheets make it easy to slide soft cookies onto a cooling rack without crushing them.
They also promote better air circulation, meaning your cookies will brown and bake more quickly. Many baking sheets have surface treatments intended to improve cooking or prevent sticking and corrosion.
Carbon steel baking sheets often have a thin layer of oil or wax to prevent sticking. This layer thickens with use over time, similar to the seasoning on a cast iron pan.
Their slick surface tends to produce flatter cookies with textured bottoms. Nonstick pans usually cannot be used for broiling because the high heat may damage the finish.
If you choose a nonstick baking sheet set, check the manufacturer’s instructions to be clear on washing and temperature restrictions. Insulated baking sheets feature internal air pockets that help with heat distribution, but they may increase your cooking time.
Multi-sheet baking sheet sets designed to nest are easier to store than other types. Sets in this price range are usually made from stainless steel or aluminum and are not likely to have texturing.
They may be constructed of several metals, but they should have some type of lip reinforcement to help resist warping. If you’re using aluminum foil as a baking sheet liner instead of parchment, keep an eye on your cookies.
Foil makes cookies bake faster and causes browner, crispier bottoms. Never place baking sheets with wooden, plastic, or silicone handle inserts in the broiler.
Check the manufacturer’s recommendations, and when in doubt, use parchment paper lining. Because it’s thinner and sitting on hot metal bars, the sheet’s bottom will expand more quickly than the raised edges and lip.
Sheets that repeatedly twist or buckle may crack over time. Half- sheets can be used to bake cookies, roast vegetables, heat frozen French fries, and handle almost anything else in your kitchen.
Leavened baked goods cooked on silicone may rise more slowly, too. With baked goods where ornate detail is key, like bunt cakes, consider silicone.
Baking sheets are flat cooking sheets with sides that are usually turned up slightly. To prove this, 'tin' foil used to wrap food for cooking (like 'Airfoil') is actually made from aluminum and not tin.
You place them on your pans in order to prevent using oils or one time use baking papers. In the United States, foils are commonly measured in thousandths of an inch or mils.
Thin foils are fragile and are sometimes laminated with other materials such as plastics or paper to make them stronger and more useful. Approximately 75% of aluminum foil is used for packaging of foods, cosmetics, and chemical products, and 25% is used for industrial applications (e.g., thermal insulation, electrical cables, and electronics).
Foil made from a thin leaf of tin was commercially available before its aluminum counterpart. Tin foil was marketed commercially from the late nineteenth into the early twentieth century.
Tin foil has been supplanted by aluminum and other materials for wrapping food. Never's sons, together with Dr. Lauder, discovered the endless rolling process and the use of aluminum foil as a protective barrier in December 1907.
By 1912, aluminum foil was being used by Maggi (today a Nestlé brand) to pack soups and stock cubes. The first use of foil in the United States was in 1913 for wrapping Life Savers, candy bars, and gum.
Processes evolved over time to include the use of print, color, lacquer, laminate and the embossing of the aluminum. The continuous casting method is much less energy intensive and has become the preferred process.
Some lubrication is needed during the rolling stages; otherwise, the foil surface can become marked with a herringbone pattern. These lubricants are sprayed on the foil surface before passing through the mill rolls.
Aluminum becomes work hardened during the cold rolling process and is annealed for most purposes. The rolls of foil are heated until the degree of softness is reached, which may be up to 340 °C (644 °F) for 12 hours.
During this heating, the lubricating oils are burned off, leaving a dry surface. Lubricant oils may not be completely burnt off for hard temper rolls, which can make subsequent coating or printing more difficult.
Roll slitting and rewinding is an essential part of the finishing process. Aluminum foils thicker than 25 km (1 mil) are impermeable to oxygen and water.
Foils thinner than this become slightly permeable due to minute pinholes caused by the production process. The shiny side is produced when the aluminum is rolled during the final pass.
It is difficult to produce rollers with a gap fine enough to cope with the foil gauge, therefore, for the final pass, two sheets are rolled at the same time, doubling the thickness of the gauge at entry to the rollers. This difference in the finish has led to the perception that favoring a side has an effect when cooking.
While many believe (wrongly) that the different properties keep heat out when wrapped with the shiny finish facing out, and keep heat in with the shiny finish facing inwards, the actual difference is imperceptible without instrumentation. Chocolates in aluminum foil packagingAluminium is used for packaging as it is highly malleable: it can be easily converted to thin sheets and folded, rolled or packed.
Aluminum foil acts as a total barrier to light and oxygen (which cause fats to oxidize or become rancid), odors and flavors, moistness, and germs, and so it is used broadly in food and pharmaceutical packaging, including long-life packs (aseptic packaging) for drinks and dairy goods, which allows storing without refrigeration. Aluminum foil containers and trays are used to bake pies and to pack takeaway meals, ready snacks and long life pet foods.
Aluminum foil is widely sold into the consumer market, often in rolls of 500 mm (20 in) width and several meters in length. Tex-Mex restaurants in the United States, for example, typically provide take-away burritos wrapped in aluminum foil.
Aluminum foil is widely used for radiation shield (barrier and reflectivity), heat exchangers (heat conduction) and cable liners (barrier and electrical conductivity). Aluminum foil's heat conductive qualities make it a common accessory in hookah smoking: a sheet of perforated aluminum foil is frequently placed between the coal and the tobacco, allowing the tobacco to be heated without coming into direct contact with the burning coal.
The shielding effectiveness of aluminum foil depends upon the type of incident field (electric, magnetic, or plane wave), the thickness of the foil, and the frequency (which determines the skin depth). Although aluminum is non-magnetic, it is a good conductor, so even a thin sheet reflects almost all of an incident electric wave.
At these frequencies a ferromagnetic material such as mild steel is much more effective, due to different and complementary electromagnetic permeability properties, and common practical shielding implementations utilize both an inner high-frequency reflective material such as aluminum, preferably bonded (via annealing or electroplating, done to avoid capacitance between separated layers), to a more substantial structural ferromagnetic shell, usually mild steel (in specialized applications, more expensive, less structurally useful and less workable materials may be preferred.) Despite the relative low mass density of aluminum, this design is usually both lighter and more effective than an equivalently absorptive design utilizing aluminum alone (although with poorer heat dissipative properties, typically accommodated by improved ventilation, which itself needs careful consideration in order to preserve the desired shielding effectiveness).
Aluminum foil is also used for barbecuing delicate foods, such as mushrooms and vegetables. Using this method, sometimes called a hobo pack, food is wrapped in foil, then placed on the grill, preventing loss of moisture that may result in a less appealing texture.
As is the case with all metallic items, aluminum foil reacts to being placed in a microwave oven. Heavier foils made of aluminum are used for art, decoration, and crafts, especially in bright metallic colors.
Anodizing creates an oxide layer on the aluminum surface that can accept colored dyes or metallic salts, depending on the process used. Foil provides a seal to the ingress of organic solvents and does not taint the sample.
Foil is also used extensively in geochemical laboratories to provide a barrier for the biochemist, and for sample storage. It is virtually the same material that the BBC used on Cole's ribbons, with the exception that they also hand beat the leaf even thinner.
The aluminum leaf was then annealed for an hour in an oven to restore flexibility. Corrugations must also be imparted into the ribbon: Cole's used 25 per inch (1 mm cycle).
Handbook of Package Engineering, Lancaster, Pennsylvania, and Techno mic Publishing: ISBN 0-87762-924-2. Food Packaging, Principles and Practice, Boca Raton, FL, Taylor & Francis Group: ISBN 0-8493-3775-5.
^ Examples of products Archived 2008-12-18 at the Payback Machine ^ Out, Henry (1976), Noise Reduction Techniques in Electronic Systems, Wiley Inter science, ISBN 0-471-65726-3. ^ Hus's, G. (1997) Microwaveable Packaging and Dual-Ovenable Materials in The Wiley Encyclopedia of Packaging Technology, 2nd ed., edited by Brody, A. and March, K. New York, John Wiley and Sons ^ Asia-Pacific Partnership on Clean Development and Climate.