how i can show the Description column for my issue tracking items inside a content search web part without showing any HTML tags

I added a new content search web part inside my sharepoint 2013 team site , and i added the following managed property namedCommentOWSMTXT to show the items' rich text Description field inside the content search web part:-

but the problem is that the rich text Description field will be rendered inside the content search web part with all the html tags (<div> , <p> ,etc) being shown explicitly as follow:-

so can anyone adivce if there is a way to remove the html tags and only show the related text ??