Regulable beverage discharge disposition, beverage preparation machine with said beverage discharge disposition and process of operation of said machine

A beverage discharge disposition adapted for frothing a liquid food product, in particular milk, comprising:

• a discharge casing (1) provided in a front region of a beverage preparation machine (20), characterized in that said discharge casing (1) comprises:
• an attached part associated to the casing of said beverage preparation machine (20) and that presents selection means (5) of beverage type, including a milk option, and a first beverage discharge (15) for discharge of a first beverage type, such as for example coffee;
• and
• a second part that is removable from the discharge casing (1) and corresponds to a milk circulation disposition (2) providing removable flow connection to an exterior supply recipient (6) to said machine (20), and comprising all components exposed to the milk circulation in said machine (20) including a second beverage discharge (12),
• whereby said milk flux selection means (3) and said beverage type selection means (5) are provided in different regions and planes of said discharge casing (1), and whereby said milk flux selection means (3) are preferentially provided in a lateral region of said removable part of discharge casing (1), and said beverage type selection means (5) are provided on a frontal region of said attached part of discharge casing (1).