If you find yourself sharing your Snapchat
stories with the same group of people, then you may find it easier to create a custom friends list
to make sharing your snaps easier. This capability will allow you to group your Snapchat friends together so that sending a story can be done in just one click, instead of having to individually select your contacts.
How To Group Contacts on Snapchat
and head to your Settings
Scroll to the Privacy
section and tap on Share Stories to...
Select the Custom
option, and then select the contacts of your choice: