In his show good eats, Alton brown often gives presentations about how to cook a variety of foods. For example, in one episode, he talks about how to brine and cook a perfect thanksgiving turkey. Alton brown gives in each of these episodes speeches about process.
Speeches about process is a form of informative speech that is conducted by narrating the steps that needed to be taken for a certain things to be created. The purpose of such speech is to help the audiences repeating the process by themselves without direct observation from an expert.