SEO On Blogger

Go to Template--> Edit HTML-->Click

press (ctrl+f)  in code and find this text.
 <title><data:blog.pageTitle/></title>


Replace this text with this text :

<b:if cond='data:blog.pageType == "item"'>
<title><data:blog.pageName/> |<data:blog.title/></title>
<b:else/>
<title><data:blog.pageTitle/></title> </b:if>


you have done...!!!!