Define the condiments that you want to enter consecutively to Condiment group and Condiment Membership groups. make the menu items that will be used as condiments of the preferred group (Menu items > Groups > Condiment Membership). Add the pre-defined condiment groups to Condiment Selection > Condiment Groups. By this, when the main menu item is selected, first the 1st group members then the 2nd group members are listed on the screen for obligatory selection.