Why we should use batch production for this kind of company and what is the advantages and disadvantages of this process type?

A company which sells traditional Thai dessert for catering in meetings and conferences, and for souvenir. This company owns a medium-size manufacturing plant which the input to the plant is the raw materials (such as flour, sugar, and food coloring) and product packages. The machines in the plant are both manual and automatic. The output capacity of the plant is about 500 to 600 sets of Thai dessert per day.