Add Modifiers
Step 1: Under Basic settings select items and then select the modifiers tab
Step 2: Under groups select Add New
Step 3: Under Add New name the modifier how many mods they can pick and if it required extra or included
Step 4: Now select items
Step 5: Under items Select Add New
Step 6: Now add in all the items for that modifier
Step 7: Now go back to the Groups Tab and select the modifier you want to add the items to
Step 8: Search for the item then click add
Step 9: Select save once you add in all your items
Step 10: Select the Products Tab
Step 11: Go to the items that you want to have the modifier you made attached and select the middle icon
Step 12: Add your modifier and click the add button then save