Next up, you need to give guidance to the new hire on recommendations and up-selling.
The waiting staff should be able to interpret the menu, explain what items taste like, and recommend dishes that go together. They should learn the 'popular choices', whether these are dishes you want to sell or dishes that are actually popular.
If your menu has food with obscure ingredients, it's essential the waiting staff is well informed as to what it is, or other more common names.
For more guidance on restaurant upselling, check out this guide.
(Source: foodservicewarehouse.com)