Go to settings -> Inventory
Open Modifiers tab
Pass “Create Modifiers“. On the creating modifier screen you can name the modifier, enable optional settings for it and create options this modifier will contain.
Press “Add Option” and create a new option to the modifier. Several options can be created for one modifier. While on the creating option screen you can give the option a name, set a price for it and set the option as default
If an Option is set as default it will be automatically applied to the item when put in the cart. Default options can be removed manually from the cart if necessary (unless the modifier is Forced).
Next, click "Save"
To delete a modifier/option press the “Remove” button.
