Most standard blenders with the screw bottom fits mason jars. mine is the exact one in the video link here and works great its a Osterizer blender 14 speed. you could get one from wally world for $24 or at your local goodwill for like $5

Here is a link that might be useful: Blender and Mason Jar

rustacator,
Thank you... the video explains it all.

Now to convince the warden that she has no use for her blender.

Shouldn't be an issue. Chopping / pureeing / liquifying peppers won't do anything to the blender. The operator, on the other hand...