The type of freezer you use for ice cream storage may not be the same as the type of freezer you use to display your products in a restaurant or store.
Also, you have traditional ice cream freezers, as well as freezers that hold soft ice cream, where a common metric is "quarts per hour (serving)" because you're pulling the lever straight from the freezer.
Also, you have to choose the size and shape of your refrigerator based on what you have in stock and how you want to serve it.
Ice Cream (and Froyo, Gelato and Sorbet) Storage
For traditional "hard" scoops of ice cream, most experts agree that it's fine to store the product below 0 degrees Fahrenheit. A common rule of thumb is to store ice cream between -10 and -20 degrees Fahrenheit. Ultimately, it's usually served at a higher temperature than this to provide customers with a creamier and tastier experience.
Ice cream, frozen yogurt, and sorbet are the other three lower-fat products that are typically kept, displayed, and served at a higher temperature range, such as 10 to 22 degrees Fahrenheit.
The key to all of these products is to prevent the various thawings that result in the formation of hard or crunchy ice crystals. In order to properly process the product for smooth, creamy results, the temperature must be just right throughout the s