Ice cream churns the ice cream mixture while cooled inside a household freezer. Some more expensive models have an inbuilt freezing element. A newer method is to add liquid nitrogen to the mixture while stirring it using a spoon or spatula for a few seconds; a similar technique, advocated by Heston Blumenthal as ideal for home cooks, is to add dry ice to the mixture while stirring for a few minutes. Some ice cream recipes call for making a custard, folding in whipped cream, and immediately freezing the mixture. Another method is to use a pre-frozen solution of salt and water, which
Crab ice cream Crab ice cream Crab ice cream is a flavour of ice cream with crab. Invented by the Japanese and known to them as "Kani aisu", it is described as having a sweet taste. It is offered in some food establishments, particularly ice cream parlours, such as Heston Blumenthal's The Fat Duck restaurant, and the Venezuelan Coromoto, which offers the largest number of ice cream flavours in the world. Crab ice cream is a Japanese creation. The island of Hokkaido, Japan, is known for manufacturing crab ice cream. According to Heston Blumenthal's recipe for crab ice cream, it is made by