1. Choice of raw materials

1.1 Expected qualities

In addition to air and water, a number of other components are essential to the manufacture of ice cream and gelato: these include fats and milk proteins, sugars, additives, chocolate and cocoa, fruit, egg products, alcohols and other flavoring ingredients. Certain components are regulated according to the category of ice cream in which they are present (table 1 ).

Each raw material is chosen because it has a particular characteristic that makes it essential to the mix.

• Physico-chemical characteristics: cream, butter or concentrated butter provide the dairy fat required for the mix. Milk powder and fresh pasteurized milk are preferred for their contribution...