如何在不使用路由的情况下更新AngularJS中的元素

Hi everybody i am currently doing the CRUD for a restaurant(school project), i can display all my elements from my API Rest, i can delete an element, also i can create new elements. But my problem is that i do not know how to update an element. I am using the $resource update, this is my code: Here i display my dishes, and hace 2 buttons, in the first button i get the id of that element.Hi everybody i am currently doing the CRUD for