To dry mint leaves without browning, dry them quickly in a cool, dark, and well-ventilated area, or use a dehydrator at a low temperature. This prevents oxidation and preserves their color and flavor.
Drying mint leaves properly is crucial for maintaining their vibrant green color and potent flavor. Browning occurs due to oxidation, which is accelerated by heat and light. Here's a step-by-step guide to drying mint leaves effectively:
Harvesting: Harvest mint in the morning after the dew has dried. Choose healthy, unblemished leaves.
Washing (Optional): If necessary, gently wash the mint leaves in cool water to remove any dirt or debris. Pat them dry with a clean towel.
Drying Methods:
Air Drying: Tie small bunches of mint stems together with twine. Hang them upside down in a cool, dark, and well-ventilated area, such as a pantry or closet. Ensure there's good airflow to prevent mold growth. This method typically takes 1-3 weeks.
Dehydrator: Spread the mint leaves in a single layer on the dehydrator trays. Set the temperature to the lowest setting, ideally around 95-115°F (35-46°C). Dehydrate for 2-4 hours, or until the leaves are brittle and crumble easily.
Oven Drying (Not Recommended, but Possible): If you must use an oven, spread the mint leaves in a single layer on a baking sheet lined with parchment paper. Set the oven to the lowest possible temperature (ideally below 170°F or 77°C) and crack the oven door slightly to allow moisture to escape. Check frequently to prevent burning. This method is more likely to result in browning.
Checking for Dryness: The mint leaves are dry when they crumble easily between your fingers. They should feel brittle, not leathery.
Storage: Once the mint leaves are completely dry, store them in an airtight container in a cool, dark, and dry place. Glass jars or resealable bags work well. Properly dried and stored mint leaves can last for up to a year.
Avoid drying mint leaves in direct sunlight, as this will cause them to lose their color and flavor. The key is to dry them quickly in a cool, dark environment to minimize oxidation.