Chrome Developer Tools now supports Sass debugging out-of-the-box !!!!
I use it with Chrome v23 (currently, beta), it might be available on 22 too but not on older versions.
How to enable this -
- First, you should compile your Sass with
- In Chrome/ium go to
- Enable Developer Tools experiments
- In your inspector (F12), open "Settings", then go to the "Experiments" tab and check "Support for SASS".