After creating blogger sitemap you need to submit blogger sitemap to Google Webmaster Tools. There are different ways to generate blogger sitemap. You can create a sitemap by following this tutorial How to find blogger sitemap. Second method is also simple and easy you need to go any sitemap generator website like Blogger Sitemap Generator Tool then paste your blogger Blog’s Homepage URL address like:
Submit sitemap to google Step by Step
1 Then click on button Generate Sitemap.
2 After that copy that link after atom.xml which highlighted in below caption.
3 Now go to Google Webmasters Tool
4 in Google Webmasters Tool from left sidebar Click on Crawl and then click on Sitemap
5 Now click on red button Add/Test Sitemap
6 After that paste the link which we have just copied from Blogger Sitemap Generator Tool
There will be 2 options TEST Sitemap and Submit Sitemap
You can test your blogger sitemap before going to submit it to Google Webmaster.
After tested your blogger sitemap you can now submit it to google.