There are 4 major tabs in Menu Manager - Categories, Items, Modifier Groups and Overview.
Categories are groups that house your items and are used to structure your menu items. Within each category, you may offer an unlimited number of items.
Examples: Appetizers, Lunch Specials, Sandwiches, Beverages
Items are the unique individual products you offer that make up categories.
Examples: Burger Combo, Salmon Sushi Special, Pepperoni Pizza, Burrito, Dozen Donuts
3. Modifier Groups & Modifiers
Modifier Groups help you organize item customizations or modifiers. You can attach size options, toppings, or combo options to items by placing these modifiers into modifier groups. You can also select how many modifiers a customer can select in each modifier group.
Examples: Choose Size, Add Toppings, Add a Side, Choose Milk, etc.
This tab allows you to view your whole menu (Categories, Items, Modifier Groups and Modifiers) in one window.