Plantain
Chop leaves
Fill the jar full if they are fresh
Fill half way if dried
Cover with 80 proof alcohol until the jar is full. Cover tightly. Marinate for 6-8 weeks,shaking occasionally. At the end of the 6-8 weeks strain all plant material out.
Store in a dark glass container. In a cool dark place for up to 5 years.
Use 1/2 - 1 teaspoon.
You can also substitute an oil of your choice instead of alcohol but your shelf life will only be 2 years.