1. Log into the back office.
2. Go to products and items.
3. Select modifiers.
4. Choose the modifier you wish to add the prefix to and hit the pencil icon.
5. Once you are in the edit modifier screen hit the “next” button.
6. Hit the add prefix button to add as many prefixes as needed.
7. Name each prefix. You can also add up-charges here if you wish.
8. Click save and you will get a message saying the modifier prefix has been saved successfully.