Choose fresh or dried oregano leaves
Wash and dry fresh oregano leaves completely
Lightly crush the leaves to release the oils
Place the oregano in a clean glass jar
Cover the oregano completely with a carrier oil such as olive oil
Seal the jar tightly
Store the jar in a warm, dark place for 1 to 2 weeks
Shake the jar gently every day
Strain the oil through cheesecloth or a fine strainer
Transfer the strained oil to a clean dark glass bottle
Store the finished oregano oil in a cool, dark place