Also, the jar has very straight sides and corners to facilitate scraping out the last little bits.
We can see lots of other good uses for a practical jar like this. What would you use it for, other than all those delicious nut butters? (via Tastespotting)
• See the jar in real life! Perfect Peanut Butter Jar in Action!
• See the original design and explanation here
Related: Recipe: Peanut Butter Popcorn
(Images: Sherwood Forlee)