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
It's-It Ice Cream McDow and Isa Zaru, bought the It's-It name. They mechanized production, first at a facility on 11th Street in downtown San Francisco, moving to the current factory in Burlingame in 1976. The company's products are now sold in supermarkets and convenience stores. Chocolate, strawberry, mint and cappuccino flavors were added in the 1980s and green tea in 2016; pumpkin is also available. The company has also added other ice cream products, including the "Super Sundae", the "Big Daddy", the "Super Cone", and the "Chips It". It's-It Ice Cream It's-It Ice Cream is an ice cream manufacturer and distributor based in