How to sterilize Glass-Jar?

Quick way to sterilize glass-jar for preserving anything:

• Wash a glass jar and lid with fresh water and pat-dry it.
• Preheat oven to 180 degrees and turn it off after pre-heating.
• Place a glass jar up-side down in oven for 4-5 mins. 
• Keep a lid in boiling water for 5 mins and dry it with a kitchen towel.

Alternatively, you can keep both - jar n lid in a boiling water for 5 mins and use them after drying completely!!! 

Easy.... Isn't it??? :)