Fixed nil rating bug

app/decorators/recipe_decorator.rb

@@ -24,8 +24,4 @@ class RecipeDecorator < BaseDecorator
     end
   end
 
-  def average_rating
-    rating
-  end
-
 end

app/views/recipes/index.html.erb

@@ -33,8 +33,8 @@
               <tr>
                 <td><%= link_to recipe.short_name, recipe %></td>
                 <td>
-                  <% if recipe.average_rating > 0 %>
+                  <% if recipe.rating %>
-                    <%= text_field_tag('rating', recipe.average_rating, disabled: true, data: {rating: true, size: '20px', interval: '0.25'}) %>
+                    <%= text_field_tag('rating', recipe.rating, disabled: true, data: {rating: true, size: '20px', interval: '0.25'}) %>
                   <% else %>
                     --
                   <% end %>