The anti-griddle is a kitchen appliance that flash freezes or semi-freezes foods placed on its chilled metal top. The device was inspired by a similar appliance used by Grant Achatz in one of his restaurants. Chef and '' Top Chef'' guest judge Grant Achatz used a similar device in his first Chicago restaurant Alinea, which he invented with the help of culinary technologist Philip Preston. The device is about the size of a microwave oven. He collaborated with the company Polyscience to mass-produce the anti-griddle for use at homes and other restaurants.

Operation

The anti-griddle maintains a constant temperature of -30°F (c. -34.4°C) by pumping a

refrigerant A refrigerant is a working fluid used in the heat pump and refrigeration cycle, refrigeration cycle of air conditioning systems and heat pumps where in most cases they undergo a repeated phase transition from a liquid to a gas and back again. Ref ...

through a compressor to remove heat from its

steel Steel is an alloy made up of iron with added carbon to improve its strength and fracture resistance compared to other forms of iron. Many other elements may be present or added. Stainless steels that are corrosion- and oxidation-resistant ty ...

surface."Kitchen-Counter: The future of food." Popular Science. 2007: 62. Web. 13 Dec. 2012. Liquids, oil, and gels generally freeze in 30 to 90 seconds. The finished product has a crunchy outer texture while the inside remains soft or creamy.

References

{{reflist Kitchenware Cooling technology

Operation

See also

References