A method and apparatus for the automatic production, on demand, of solutions of liquid and dry materials, for example, particularly liquid sugar from initial constituents of dry sugar and water, in which a storage supply of solution, such as liquid sugar is available for withdrawl and use, such supply being adapted to be maintained from a mixing station with the bulk materials being supplied in predetermined quantities from a supply station and converted, for example, into liquid sugar by the application of heat, the supply being suitably monitored and replenished and the materials measured and mixed on demand, automatically as required. Other materials may be simultaneously included to form blends etc.