A mixing process, a spraying and dispersing device, and a mixing device for implementing the process. In the process, components are introduced into a container equipped with introduction elements and mixing elements and the contents are mixed. A mixing facilitator is provided, a spraying and dispersing device that can be connected to the container at one of its introduction element is provided, able to be in an active functional state in which it makes it possible to spray and to disperse a liquid in the container, and then, in a first phase, the base of the contents and then the components to be mixed are introduced into the container, without filling the latter, and in a second phase, the mixing facilitator is introduced into the container via an introduction element, and it is sprayed and dispersed to the components to be mixed by the spraying and dispersing device that is put into the active functional state.