Install latex-coffee-stains by entering the following commands in the terminal:
sudo apt update sudo apt install latex-coffee-stains
Description:
Add a coffee stain to your LaTeX documents
Provides an essential feature that has been missing from LaTeX for far too long: coffee stains. Much time can be saved by printing them directly thus avoiding the laborious manual coffee staining process. There are four different stain types to choose from.
Homepage: http://hanno-rein.de/archives/349
Version: 4-6
Section: universe/tex