Steps:
On your Owner Dashboard, click Restaurant
Click on Menu
Click on Categories
Click on Create Category at the top of the page
Enter the following information:
Display Name: the name your guests will see on the menu.
Description: a description of the category
Items: all the items you want in this category
Upsell Categories: these categories are upsold to your customers when they order items from this category.
Options and Allergens: choose if any of these apply to your modifier
Availability Hours: the days and times this category is available to guests
Click Save Category at the top when done.