Fungus in the pores of the mortar can contaminate food. SEE MORE...
Tricks to clean spice residue and unpleasant odors from stone mortars without using soap
The intention is to save on washing, this woman's method of making chili sauce is practical but makes you think twice if you want to copy it.
No need to soak it in hot water, here's a trick to overcome moldy stone mortars so they're more hygienic when used.