How to Share One Time Pad?
The strength of the scheme cannot be higher than its weakest element. Using OTP can give an impression of unbreakable strength, but actually the whole strength is the same as the strength of the encryption method used to share OTP keystream (AES?). Thus, the usage of OTP in such a scheme gives not more security than using normal encryption.

To your question How to share... ? For instance, you could deliver the OTP keystream to your friend in person, or your friend picks it up in person.