Send birthday email automatically

Dear All,

I have created the Custom Entity as(Employee) in that i have created Dateofbirth as one attribute, now i want to send an email(Birthday Greetings) to the organization(all Employees).

Please suggest me on the above-mentioned Query how can we achieve this using schedule Recurrence (flows)in MSCRM version9.

Answers would be marked as Verified!

Regards,

krishna.