If an ingredient itself consists of more than one ingredient ( such as the cookie pieces which are a part of `` cookies and cream '' flavor ice cream ) , then that ingredient is listed by what percentage of the total product it occupies , with its own ingredients showed next to it in brackets . If an ingredient itself consists of more than one ingredient ( such as the cookie pieces which are a part of `` cookies and cream '' flavor ice cream ) , then that ingredient is listed by what percentage of the total product it occupies , with its own ingredients displayed next to it in brackets .