First, let your oil cool, so as not to burn your precious self.

Pour some water into a pot and sprinkle with gelatin.

Add the dissolved gelatin to your dirty, filthy oil, and stir, stir, stir.

Cover it all up and place in the fridge overnight.

The Food Lab: A Mind-Blowing Technique for Cleaning Deep-Fry Oil Using Gelatin| Serious Eats