01 - Coarsely chop the fresh peppermint leaves to release their essential oils.
02 - In a clean glass jar, mix the vegetable glycerin and distilled water thoroughly.
03 - Submerge the chopped peppermint leaves completely in the glycerin mixture.
04 - Seal the jar tightly and shake gently to blend the contents.
05 - Store the jar in a cool, dark place for 2 weeks, shaking gently every 1 to 2 days to enhance infusion.
06 - After infusion, strain the liquid through a fine mesh strainer or cheesecloth into a clean bottle, discarding the solid leaves.
07 - Label the bottle and keep the extract in a cool, dark location for up to 1 year.