Adding Sitemap for your blogspot - Simplest way

Open google webmastertools

Click on Sitemaps.->Submit a sitemap.->
Copy and paste

feeds/posts/default

and click submit sitemap.

Copy and paste

rss.xml

and click submit sitemap again.

You are done.

I know many others tried to help you but they keep on writing so long. And i made it short. Maybe the shortest.