[recipes] Proofread and edit cooking.page - expand section on timers and having multiple timers running

[Matthias Clasen <matthiasc src gnome org>]

commit 35cc1b008b9d1b17761e258b9d9fd6c57277e7da
Author: Paul Cutler <paul r cutler gmail com>
Date:   Mon Mar 20 14:30:05 2017 -0500

    Proofread and edit cooking.page - expand section on timers and having multiple timers running

 help/C/cooking.page |   12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)
---
diff --git a/help/C/cooking.page b/help/C/cooking.page
index 2a09afe..968a55a 100644
--- a/help/C/cooking.page
+++ b/help/C/cooking.page
@@ -35,8 +35,8 @@
       </p>
     </item>
     <item>
-      <p><app>Recipes</app> will change to full screen in hands-free mode
-      and display the first step.
+      <p><app>Recipes</app> will change to full screen mode, also known as 
+      hands-free mode and display the first step to cook the recipe.
       </p>
     </item>
     <item>
@@ -54,9 +54,13 @@
       started a timer, you can press <gui>Pause</gui> to pause the timer
       or <gui>Reset</gui> to re-start the timer from the beginning. You can
       have multiple timers running and the names of the step associated
-      with the timer will be shown in the upper-left corner of 
-      <app>Recipes</app>.
+      with each timer will be shown in the upper-left corner of 
+      <app>Recipes</app>.  When the timer is done, your computer
+      will beep and <gui>Time is up!</gui> will be shown.
       </p>
+      <p>When a timer is running, the name of the timer will be shown
+      in the upper-right corner of hands-free mode.  You can move to the next
+      steps while a timer is running.</p>
     </item>
     <item>
       <p>To move to the next step of the recipe, press any key on the