I would also agree that function is the wrong name. Procedure however might be a good enough name, less connoted than Recipe. Quoting the Elements of Programm

I would also agree that function is the wrong name. Procedure however might be a good enough name, less connoted than Recipe. Quoting the Elements of Programming by Alexander Stepanov: "A Procedure is a sequence of instructions that modifies the state of some objects; it may also construct or destroy objects." With the definition of Object as: "An Object is a representation of a concrete entity as a value in memory"